113155087 has 2 divisors, whose sum is σ = 113155088. Its totient is φ = 113155086.

The previous prime is 113155073. The next prime is 113155109. The reversal of 113155087 is 780551311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113155087 - 2⁷ = 113154959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113155787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56577543 + 56577544.

It is an arithmetic number, because the mean of its divisors is an integer number (56577544).

Almost surely, 2^113155087 is an apocalyptic number.

113155087 is a deficient number, since it is larger than the sum of its proper divisors (1).

113155087 is an equidigital number, since it uses as much as digits as its factorization.

113155087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 31.

The square root of 113155087 is about 10637.4379904186. The cubic root of 113155087 is about 483.6798861676.

The spelling of 113155087 in words is "one hundred thirteen million, one hundred fifty-five thousand, eighty-seven".