113638718 has 8 divisors (see below), whose sum is σ = 171122112. Its totient is φ = 56598016.

The previous prime is 113638709. The next prime is 113638739. The reversal of 113638718 is 817836311.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110030 + ... + 111057.

It is an arithmetic number, because the mean of its divisors is an integer number (21390264).

Almost surely, 2^113638718 is an apocalyptic number.

113638718 is a deficient number, since it is larger than the sum of its proper divisors (57483394).

113638718 is a wasteful number, since it uses less digits than its factorization.

113638718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221346.

The product of its digits is 24192, while the sum is 38.

The square root of 113638718 is about 10660.1462466516. The cubic root of 113638718 is about 484.3679981395.

The spelling of 113638718 in words is "one hundred thirteen million, six hundred thirty-eight thousand, seven hundred eighteen".