113853815 has 8 divisors (see below), whose sum is σ = 136837728. Its totient is φ = 90940960.

The previous prime is 113853799. The next prime is 113853821. The reversal of 113853815 is 518358311.

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

It is not a de Polignac number, because 113853815 - 2⁴ = 113853799 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 7 ways as a sum of consecutive naturals, for example, 14171 + ... + 20700.

It is an arithmetic number, because the mean of its divisors is an integer number (17104716).

Almost surely, 2^113853815 is an apocalyptic number.

113853815 is a deficient number, since it is larger than the sum of its proper divisors (22983913).

113853815 is an equidigital number, since it uses as much as digits as its factorization.

113853815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35529.

The product of its digits is 14400, while the sum is 35.

The square root of 113853815 is about 10670.2303161647. The cubic root of 113853815 is about 484.6734117614.

The spelling of 113853815 in words is "one hundred thirteen million, eight hundred fifty-three thousand, eight hundred fifteen".