104206457 has 2 divisors, whose sum is σ = 104206458. Its totient is φ = 104206456.

The previous prime is 104206441. The next prime is 104206463. The reversal of 104206457 is 754602401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62267881 + 41938576 = 7891^2 + 6476^2 .

It is a cyclic number.

It is not a de Polignac number, because 104206457 - 2⁴ = 104206441 is a prime.

It is not a weakly prime, because it can be changed into another prime (104206477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52103228 + 52103229.

It is an arithmetic number, because the mean of its divisors is an integer number (52103229).

Almost surely, 2^104206457 is an apocalyptic number.

It is an amenable number.

104206457 is a deficient number, since it is larger than the sum of its proper divisors (1).

104206457 is an equidigital number, since it uses as much as digits as its factorization.

104206457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 104206457 is about 10208.1563957455. The cubic root of 104206457 is about 470.5779174334.

Adding to 104206457 its reverse (754602401), we get a palindrome (858808858).

The spelling of 104206457 in words is "one hundred four million, two hundred six thousand, four hundred fifty-seven".