113787558031 has 16 divisors (see below), whose sum is σ = 132831959040. Its totient is φ = 95441109120.

The previous prime is 113787558011. The next prime is 113787558067. The reversal of 113787558031 is 130855787311.

It is not a de Polignac number, because 113787558031 - 2²¹ = 113785460879 is a prime.

It is a super-2 number, since 2×113787558031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113787558011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2208775 + ... + 2259703.

It is an arithmetic number, because the mean of its divisors is an integer number (8301997440).

Almost surely, 2^113787558031 is an apocalyptic number.

113787558031 is a deficient number, since it is larger than the sum of its proper divisors (19044401009).

113787558031 is an equidigital number, since it uses as much as digits as its factorization.

113787558031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57774.

The product of its (nonzero) digits is 705600, while the sum is 49.

The spelling of 113787558031 in words is "one hundred thirteen billion, seven hundred eighty-seven million, five hundred fifty-eight thousand, thirty-one".