113393647 has 4 divisors (see below), whose sum is σ = 113601496. Its totient is φ = 113185800.

The previous prime is 113393639. The next prime is 113393711. The reversal of 113393647 is 746393311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 746393311 = 103 ⋅7246537.

It is a cyclic number.

It is not a de Polignac number, because 113393647 - 2³ = 113393639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113393617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103104 + ... + 104197.

It is an arithmetic number, because the mean of its divisors is an integer number (28400374).

Almost surely, 2^113393647 is an apocalyptic number.

113393647 is a deficient number, since it is larger than the sum of its proper divisors (207849).

113393647 is an equidigital number, since it uses as much as digits as its factorization.

113393647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207848.

The product of its digits is 40824, while the sum is 37.

The square root of 113393647 is about 10648.6453129025. The cubic root of 113393647 is about 484.0195547389.

The spelling of 113393647 in words is "one hundred thirteen million, three hundred ninety-three thousand, six hundred forty-seven".