113815317 has 16 divisors (see below), whose sum is σ = 189199872. Its totient is φ = 59124720.

The previous prime is 113815297. The next prime is 113815321. The reversal of 113815317 is 713518311.

It is not a de Polignac number, because 113815317 - 2⁶ = 113815253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113815337) 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, 246123 + ... + 246584.

It is an arithmetic number, because the mean of its divisors is an integer number (11824992).

Almost surely, 2^113815317 is an apocalyptic number.

It is an amenable number.

113815317 is a deficient number, since it is larger than the sum of its proper divisors (75384555).

113815317 is a wasteful number, since it uses less digits than its factorization.

113815317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492728.

The product of its digits is 2520, while the sum is 30.

The square root of 113815317 is about 10668.4261725898. The cubic root of 113815317 is about 484.6187771978.

The spelling of 113815317 in words is "one hundred thirteen million, eight hundred fifteen thousand, three hundred seventeen".