113501370537 has 24 divisors (see below), whose sum is σ = 167014579680. Its totient is φ = 74255961600.

The previous prime is 113501370497. The next prime is 113501370539. The reversal of 113501370537 is 735073105311.

113501370537 is a `hidden beast` number, since 1 + 1 + 3 + 50 + 1 + 3 + 70 + 537 = 666.

It is not a de Polignac number, because 113501370537 - 2¹² = 113501366441 is a prime.

It is a super-2 number, since 2×113501370537² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113501370539) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121162 + ... + 491612.

It is an arithmetic number, because the mean of its divisors is an integer number (6958940820).

Almost surely, 2^113501370537 is an apocalyptic number.

It is an amenable number.

113501370537 is a deficient number, since it is larger than the sum of its proper divisors (53513209143).

113501370537 is a wasteful number, since it uses less digits than its factorization.

113501370537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371093 (or 371090 counting only the distinct ones).

The product of its (nonzero) digits is 33075, while the sum is 36.

Adding to 113501370537 its reverse (735073105311), we get a palindrome (848574475848).

The spelling of 113501370537 in words is "one hundred thirteen billion, five hundred one million, three hundred seventy thousand, five hundred thirty-seven".