113503540051 has 16 divisors (see below), whose sum is σ = 131604445440. Its totient is φ = 96805156320.

The previous prime is 113503540043. The next prime is 113503540061. The reversal of 113503540051 is 150045305311.

It is a cyclic number.

It is not a de Polignac number, because 113503540051 - 2³ = 113503540043 is a prime.

It is a super-2 number, since 2×113503540051² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113503540001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2614780 + ... + 2657833.

It is an arithmetic number, because the mean of its divisors is an integer number (8225277840).

Almost surely, 2^113503540051 is an apocalyptic number.

113503540051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113503540051 is a deficient number, since it is larger than the sum of its proper divisors (18100905389).

113503540051 is a wasteful number, since it uses less digits than its factorization.

113503540051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5272746.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 113503540051 its reverse (150045305311), we get a palindrome (263548845362).

The spelling of 113503540051 in words is "one hundred thirteen billion, five hundred three million, five hundred forty thousand, fifty-one".