104251556669453 has 2 divisors, whose sum is σ = 104251556669454. Its totient is φ = 104251556669452.

The previous prime is 104251556669399. The next prime is 104251556669483. The reversal of 104251556669453 is 354966655152401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103700046955684 + 551509713769 = 10183322^2 + 742637^2 .

It is a cyclic number.

It is not a de Polignac number, because 104251556669453 - 2²⁸ = 104251288233997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104251556669483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52125778334726 + 52125778334727.

It is an arithmetic number, because the mean of its divisors is an integer number (52125778334727).

Almost surely, 2^{104251556669453} is an apocalyptic number.

It is an amenable number.

104251556669453 is a deficient number, since it is larger than the sum of its proper divisors (1).

104251556669453 is an equidigital number, since it uses as much as digits as its factorization.

104251556669453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640000, while the sum is 62.

The spelling of 104251556669453 in words is "one hundred four trillion, two hundred fifty-one billion, five hundred fifty-six million, six hundred sixty-nine thousand, four hundred fifty-three".