113438023 has 2 divisors, whose sum is σ = 113438024. Its totient is φ = 113438022.

The previous prime is 113438011. The next prime is 113438027. The reversal of 113438023 is 320834311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113438023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113438027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56719011 + 56719012.

It is an arithmetic number, because the mean of its divisors is an integer number (56719012).

Almost surely, 2^113438023 is an apocalyptic number.

113438023 is a deficient number, since it is larger than the sum of its proper divisors (1).

113438023 is an equidigital number, since it uses as much as digits as its factorization.

113438023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 113438023 is about 10650.7287544092. The cubic root of 113438023 is about 484.0826859962.

The spelling of 113438023 in words is "one hundred thirteen million, four hundred thirty-eight thousand, twenty-three".