113813039 has 4 divisors (see below), whose sum is σ = 118761456. Its totient is φ = 108864624.

The previous prime is 113813027. The next prime is 113813041. The reversal of 113813039 is 930318311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113813039 - 2²⁴ = 97035823 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 (113813069) 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, 2474174 + ... + 2474219.

It is an arithmetic number, because the mean of its divisors is an integer number (29690364).

Almost surely, 2^113813039 is an apocalyptic number.

113813039 is a deficient number, since it is larger than the sum of its proper divisors (4948417).

113813039 is an equidigital number, since it uses as much as digits as its factorization.

113813039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4948416.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 113813039 is about 10668.3194084167. The cubic root of 113813039 is about 484.6155439805.

The spelling of 113813039 in words is "one hundred thirteen million, eight hundred thirteen thousand, thirty-nine".