104212571 has 2 divisors, whose sum is σ = 104212572. Its totient is φ = 104212570.

The previous prime is 104212561. The next prime is 104212597. The reversal of 104212571 is 175212401.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104212571 is a prime.

It is not a weakly prime, because it can be changed into another prime (104212501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52106285 + 52106286.

It is an arithmetic number, because the mean of its divisors is an integer number (52106286).

Almost surely, 2^104212571 is an apocalyptic number.

104212571 is a deficient number, since it is larger than the sum of its proper divisors (1).

104212571 is an equidigital number, since it uses as much as digits as its factorization.

104212571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 104212571 is about 10208.4558577681. The cubic root of 104212571 is about 470.5871205007.

Adding to 104212571 its reverse (175212401), we get a palindrome (279424972).

The spelling of 104212571 in words is "one hundred four million, two hundred twelve thousand, five hundred seventy-one".