113315403731 has 8 divisors (see below), whose sum is σ = 113410050480. Its totient is φ = 113220799648.

The previous prime is 113315403727. The next prime is 113315403763. The reversal of 113315403731 is 137304513311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113315403731 - 2² = 113315403727 is a prime.

It is a super-2 number, since 2×113315403731² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113315403781) 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, 7165325 + ... + 7181121.

It is an arithmetic number, because the mean of its divisors is an integer number (14176256310).

Almost surely, 2^113315403731 is an apocalyptic number.

113315403731 is a deficient number, since it is larger than the sum of its proper divisors (94646749).

113315403731 is a wasteful number, since it uses less digits than its factorization.

113315403731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21333.

The product of its (nonzero) digits is 11340, while the sum is 32.

The spelling of 113315403731 in words is "one hundred thirteen billion, three hundred fifteen million, four hundred three thousand, seven hundred thirty-one".