104887571 has 2 divisors, whose sum is σ = 104887572. Its totient is φ = 104887570.

The previous prime is 104887547. The next prime is 104887631. The reversal of 104887571 is 175788401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104887571 - 2¹⁸ = 104625427 is a prime.

It is a super-2 number, since 2×104887571² = 22002805100560082, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104887511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52443785 + 52443786.

It is an arithmetic number, because the mean of its divisors is an integer number (52443786).

Almost surely, 2^104887571 is an apocalyptic number.

104887571 is a deficient number, since it is larger than the sum of its proper divisors (1).

104887571 is an equidigital number, since it uses as much as digits as its factorization.

104887571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62720, while the sum is 41.

The square root of 104887571 is about 10241.4633231780. The cubic root of 104887571 is about 471.6009551617.

The spelling of 104887571 in words is "one hundred four million, eight hundred eighty-seven thousand, five hundred seventy-one".