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120131133 = 345787623
BaseRepresentation
bin1110010100100…
…00111000111101
322101001021221020
413022100320331
5221223144013
615530454353
72656045353
oct712207075
9271037836
10120131133
11618a1331
12342943b9
131bb71815
1411d517d3
15a82e623
hex7290e3d

120131133 has 8 divisors (see below), whose sum is σ = 160527168. Its totient is φ = 79911264.

The previous prime is 120131111. The next prime is 120131159. The reversal of 120131133 is 331131021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120131133 - 26 = 120131069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120131233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42441 + ... + 45182.

It is an arithmetic number, because the mean of its divisors is an integer number (20065896).

Almost surely, 2120131133 is an apocalyptic number.

It is an amenable number.

120131133 is a deficient number, since it is larger than the sum of its proper divisors (40396035).

120131133 is an equidigital number, since it uses as much as digits as its factorization.

120131133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88083.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 120131133 is about 10960.4348910068. The cubic root of 120131133 is about 493.4220171203.

Adding to 120131133 its reverse (331131021), we get a palindrome (451262154).

The spelling of 120131133 in words is "one hundred twenty million, one hundred thirty-one thousand, one hundred thirty-three".

Divisors: 1 3 457 1371 87623 262869 40043711 120131133