113810839 has 2 divisors, whose sum is σ = 113810840. Its totient is φ = 113810838.

The previous prime is 113810791. The next prime is 113810857. The reversal of 113810839 is 938018311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113810839 - 2⁹ = 113810327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113810899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56905419 + 56905420.

It is an arithmetic number, because the mean of its divisors is an integer number (56905420).

Almost surely, 2^113810839 is an apocalyptic number.

113810839 is a deficient number, since it is larger than the sum of its proper divisors (1).

113810839 is an equidigital number, since it uses as much as digits as its factorization.

113810839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 113810839 is about 10668.2162988946. The cubic root of 113810839 is about 484.6124214295.

The spelling of 113810839 in words is "one hundred thirteen million, eight hundred ten thousand, eight hundred thirty-nine".