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121341014145 = 33513577119827
BaseRepresentation
bin111000100000001111…
…1001111000010000001
3102121012110112012002000
41301000133033002001
53442001244423040
6131424315014213
711523641413431
oct1610037170201
9377173465060
10121341014145
114750792597a
121b624a3a369
13b599c82670
145c314a22c1
153252a98130
hex1c407cf081

121341014145 has 64 divisors (see below), whose sum is σ = 232715562240. Its totient is φ = 59633086464.

The previous prime is 121341014143. The next prime is 121341014159. The reversal of 121341014145 is 541410143121.

It is a happy number.

121341014145 is a `hidden beast` number, since 12 + 134 + 101 + 414 + 5 = 666.

It is not a de Polignac number, because 121341014145 - 21 = 121341014143 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (121341014143) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 952722 + ... + 1072548.

It is an arithmetic number, because the mean of its divisors is an integer number (3636180660).

Almost surely, 2121341014145 is an apocalyptic number.

121341014145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

121341014145 is a deficient number, since it is larger than the sum of its proper divisors (111374548095).

121341014145 is a wasteful number, since it uses less digits than its factorization.

121341014145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120431 (or 120425 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 121341014145 its reverse (541410143121), we get a palindrome (662751157266).

The spelling of 121341014145 in words is "one hundred twenty-one billion, three hundred forty-one million, fourteen thousand, one hundred forty-five".

Divisors: 1 3 5 9 13 15 27 39 45 65 117 135 195 351 577 585 1731 1755 2885 5193 7501 8655 15579 22503 25965 37505 67509 77895 112515 119827 202527 337545 359481 599135 1012635 1078443 1557751 1797405 3235329 4673253 5392215 7788755 14019759 16176645 23366265 42059277 69140179 70098795 207420537 210296385 345700895 622261611 898822327 1037102685 1866784833 2696466981 3111308055 4494111635 8089400943 9333924165 13482334905 24268202829 40447004715 121341014145