113512179791131 has 16 divisors (see below), whose sum is σ = 124115253799680. Its totient is φ = 102956409753120.

The previous prime is 113512179791089. The next prime is 113512179791141. The reversal of 113512179791131 is 131197971215311.

It is a de Polignac number, because none of the positive numbers 2^k-113512179791131 is a prime.

It is a super-2 number, since 2×113512179791131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113512179791141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 531484041 + ... + 531697573.

It is an arithmetic number, because the mean of its divisors is an integer number (7757203362480).

Almost surely, 2^{113512179791131} is an apocalyptic number.

113512179791131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113512179791131 is a deficient number, since it is larger than the sum of its proper divisors (10603074008549).

113512179791131 is a wasteful number, since it uses less digits than its factorization.

113512179791131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324066.

The product of its digits is 357210, while the sum is 52.

The spelling of 113512179791131 in words is "one hundred thirteen trillion, five hundred twelve billion, one hundred seventy-nine million, seven hundred ninety-one thousand, one hundred thirty-one".