113638115 has 8 divisors (see below), whose sum is σ = 144387360. Its totient is φ = 85562752.

The previous prime is 113638099. The next prime is 113638123. The reversal of 113638115 is 511836311.

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 113638115 - 2⁴ = 113638099 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 668375 + ... + 668544.

It is an arithmetic number, because the mean of its divisors is an integer number (18048420).

Almost surely, 2^113638115 is an apocalyptic number.

113638115 is a deficient number, since it is larger than the sum of its proper divisors (30749245).

113638115 is a wasteful number, since it uses less digits than its factorization.

113638115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336941.

The product of its digits is 2160, while the sum is 29.

The square root of 113638115 is about 10660.1179637000. The cubic root of 113638115 is about 484.3671414056.

The spelling of 113638115 in words is "one hundred thirteen million, six hundred thirty-eight thousand, one hundred fifteen".