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13133134141 = 611371571513
BaseRepresentation
bin11000011101100101…
…11011100100111101
31020220021022100011121
430032302323210331
5203344040243031
610011104350541
7643310540551
oct141662734475
936807270147
1013133134141
11562a348076
122666315451
131313b46bba
148c8303861
1551ce9e011
hex30ecbb93d

13133134141 has 8 divisors (see below), whose sum is σ = 13445873784. Its totient is φ = 12823537920.

The previous prime is 13133134139. The next prime is 13133134169. The reversal of 13133134141 is 14143133131.

It can be written as a sum of positive squares in 4 ways, for example, as 176092900 + 12957041241 = 13270^2 + 113829^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 13133134141 - 21 = 13133134139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13133134741) 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, 777400 + ... + 794113.

It is an arithmetic number, because the mean of its divisors is an integer number (1680734223).

Almost surely, 213133134141 is an apocalyptic number.

It is an amenable number.

13133134141 is a deficient number, since it is larger than the sum of its proper divisors (312739643).

13133134141 is a wasteful number, since it uses less digits than its factorization.

13133134141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571711.

The product of its digits is 1296, while the sum is 25.

Adding to 13133134141 its reverse (14143133131), we get a palindrome (27276267272).

The spelling of 13133134141 in words is "thirteen billion, one hundred thirty-three million, one hundred thirty-four thousand, one hundred forty-one".

Divisors: 1 61 137 8357 1571513 95862293 215297281 13133134141