113518791 has 12 divisors (see below), whose sum is σ = 167971440. Its totient is φ = 73833120.

The previous prime is 113518781. The next prime is 113518817. The reversal of 113518791 is 197815311.

It is not a de Polignac number, because 113518791 - 2⁵ = 113518759 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113518721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153451 + ... + 154188.

It is an arithmetic number, because the mean of its divisors is an integer number (13997620).

Almost surely, 2^113518791 is an apocalyptic number.

113518791 is a deficient number, since it is larger than the sum of its proper divisors (54452649).

113518791 is a wasteful number, since it uses less digits than its factorization.

113518791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307686 (or 307683 counting only the distinct ones).

The product of its digits is 7560, while the sum is 36.

The square root of 113518791 is about 10654.5197451598. The cubic root of 113518791 is about 484.1975478789.

The spelling of 113518791 in words is "one hundred thirteen million, five hundred eighteen thousand, seven hundred ninety-one".