104666587 has 2 divisors, whose sum is σ = 104666588. Its totient is φ = 104666586.

The previous prime is 104666579. The next prime is 104666621. The reversal of 104666587 is 785666401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104666587 - 2³ = 104666579 is a prime.

It is not a weakly prime, because it can be changed into another prime (104666087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52333293 + 52333294.

It is an arithmetic number, because the mean of its divisors is an integer number (52333294).

Almost surely, 2^104666587 is an apocalyptic number.

104666587 is a deficient number, since it is larger than the sum of its proper divisors (1).

104666587 is an equidigital number, since it uses as much as digits as its factorization.

104666587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 104666587 is about 10230.6689419607. The cubic root of 104666587 is about 471.2695223709.

The spelling of 104666587 in words is "one hundred four million, six hundred sixty-six thousand, five hundred eighty-seven".