113525381613 has 32 divisors (see below), whose sum is σ = 176881868800. Its totient is φ = 63428541696.

The previous prime is 113525381587. The next prime is 113525381617. The reversal of 113525381613 is 316183525311.

It is not a de Polignac number, because 113525381613 - 2⁵ = 113525381581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113525381617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161308 + ... + 503061.

It is an arithmetic number, because the mean of its divisors is an integer number (5527558400).

Almost surely, 2^113525381613 is an apocalyptic number.

It is an amenable number.

113525381613 is a deficient number, since it is larger than the sum of its proper divisors (63356487187).

113525381613 is a wasteful number, since it uses less digits than its factorization.

113525381613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664561.

The product of its digits is 64800, while the sum is 39.

The spelling of 113525381613 in words is "one hundred thirteen billion, five hundred twenty-five million, three hundred eighty-one thousand, six hundred thirteen".