113813647 has 8 divisors (see below), whose sum is σ = 116607744. Its totient is φ = 111026328.

The previous prime is 113813633. The next prime is 113813669. The reversal of 113813647 is 746318311.

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 113813647 - 2⁷ = 113813519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113813677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54138 + ... + 56200.

It is an arithmetic number, because the mean of its divisors is an integer number (14575968).

Almost surely, 2^113813647 is an apocalyptic number.

113813647 is a deficient number, since it is larger than the sum of its proper divisors (2794097).

113813647 is a wasteful number, since it uses less digits than its factorization.

113813647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3389.

The product of its digits is 12096, while the sum is 34.

The square root of 113813647 is about 10668.3479039634. The cubic root of 113813647 is about 484.6164069330.

The spelling of 113813647 in words is "one hundred thirteen million, eight hundred thirteen thousand, six hundred forty-seven".