113520012504 has 32 divisors (see below), whose sum is σ = 283880390640. Its totient is φ = 37829289600.

The previous prime is 113520012499. The next prime is 113520012509. The reversal of 113520012504 is 405210025311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (113520012499) and next prime (113520012509).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113520012509) 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, 582907 + ... + 752874.

Almost surely, 2^113520012504 is an apocalyptic number.

It is an amenable number.

113520012504 is an abundant number, since it is smaller than the sum of its proper divisors (170360378136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113520012504 is a wasteful number, since it uses less digits than its factorization.

113520012504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339331 (or 1339327 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 113520012504 its reverse (405210025311), we get a palindrome (518730037815).

The spelling of 113520012504 in words is "one hundred thirteen billion, five hundred twenty million, twelve thousand, five hundred four".