113158943 has 2 divisors, whose sum is σ = 113158944. Its totient is φ = 113158942.

The previous prime is 113158937. The next prime is 113159009. The reversal of 113158943 is 349851311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113158943 - 2¹⁸ = 112896799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113151943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56579471 + 56579472.

It is an arithmetic number, because the mean of its divisors is an integer number (56579472).

Almost surely, 2^113158943 is an apocalyptic number.

113158943 is a deficient number, since it is larger than the sum of its proper divisors (1).

113158943 is an equidigital number, since it uses as much as digits as its factorization.

113158943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 113158943 is about 10637.6192355245. The cubic root of 113158943 is about 483.6853802451.

The spelling of 113158943 in words is "one hundred thirteen million, one hundred fifty-eight thousand, nine hundred forty-three".