104556493 has 2 divisors, whose sum is σ = 104556494. Its totient is φ = 104556492.

The previous prime is 104556469. The next prime is 104556497. The reversal of 104556493 is 394655401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95296644 + 9259849 = 9762^2 + 3043^2 .

It is a cyclic number.

It is not a de Polignac number, because 104556493 - 2⁵ = 104556461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104556497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52278246 + 52278247.

It is an arithmetic number, because the mean of its divisors is an integer number (52278247).

Almost surely, 2^104556493 is an apocalyptic number.

It is an amenable number.

104556493 is a deficient number, since it is larger than the sum of its proper divisors (1).

104556493 is an equidigital number, since it uses as much as digits as its factorization.

104556493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 104556493 is about 10225.2869397391. The cubic root of 104556493 is about 471.1042287773.

The spelling of 104556493 in words is "one hundred four million, five hundred fifty-six thousand, four hundred ninety-three".