113493401903 has 16 divisors (see below), whose sum is σ = 130512259584. Its totient is φ = 96676182240.

The previous prime is 113493401881. The next prime is 113493401941. The reversal of 113493401903 is 309104394311.

It is a cyclic number.

It is not a de Polignac number, because 113493401903 - 2⁸ = 113493401647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113493421903) 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, 7580501 + ... + 7595457.

It is an arithmetic number, because the mean of its divisors is an integer number (8157016224).

Almost surely, 2^113493401903 is an apocalyptic number.

113493401903 is a deficient number, since it is larger than the sum of its proper divisors (17018857681).

113493401903 is a wasteful number, since it uses less digits than its factorization.

113493401903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21622.

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 113493401903 in words is "one hundred thirteen billion, four hundred ninety-three million, four hundred one thousand, nine hundred three".