113503516405 has 16 divisors (see below), whose sum is σ = 140899060224. Its totient is φ = 87685467840.

The previous prime is 113503516319. The next prime is 113503516417. The reversal of 113503516405 is 504615305311.

It is not a de Polignac number, because 113503516405 - 2¹¹ = 113503514357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711642 + ... + 856411.

It is an arithmetic number, because the mean of its divisors is an integer number (8806191264).

Almost surely, 2^113503516405 is an apocalyptic number.

It is an amenable number.

113503516405 is a deficient number, since it is larger than the sum of its proper divisors (27395543819).

113503516405 is a wasteful number, since it uses less digits than its factorization.

113503516405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568556.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 113503516405 in words is "one hundred thirteen billion, five hundred three million, five hundred sixteen thousand, four hundred five".