113218713 has 12 divisors (see below), whose sum is σ = 163637760. Its totient is φ = 75433176.

The previous prime is 113218709. The next prime is 113218757. The reversal of 113218713 is 317812311.

It is a happy number.

It is not a de Polignac number, because 113218713 - 2² = 113218709 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113218783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18808 + ... + 24086.

It is an arithmetic number, because the mean of its divisors is an integer number (13636480).

Almost surely, 2^113218713 is an apocalyptic number.

It is an amenable number.

113218713 is a deficient number, since it is larger than the sum of its proper divisors (50419047).

113218713 is a wasteful number, since it uses less digits than its factorization.

113218713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7668 (or 7665 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 113218713 is about 10640.4282338635. The cubic root of 113218713 is about 483.7705253395.

The spelling of 113218713 in words is "one hundred thirteen million, two hundred eighteen thousand, seven hundred thirteen".