104557087 has 2 divisors, whose sum is σ = 104557088. Its totient is φ = 104557086.

The previous prime is 104557073. The next prime is 104557091. The reversal of 104557087 is 780755401.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104557087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104557067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52278543 + 52278544.

It is an arithmetic number, because the mean of its divisors is an integer number (52278544).

Almost surely, 2^104557087 is an apocalyptic number.

104557087 is a deficient number, since it is larger than the sum of its proper divisors (1).

104557087 is an equidigital number, since it uses as much as digits as its factorization.

104557087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39200, while the sum is 37.

The square root of 104557087 is about 10225.3159853376. The cubic root of 104557087 is about 471.1051209118.

The spelling of 104557087 in words is "one hundred four million, five hundred fifty-seven thousand, eighty-seven".