104453764721 has 2 divisors, whose sum is σ = 104453764722. Its totient is φ = 104453764720.

The previous prime is 104453764693. The next prime is 104453764741. The reversal of 104453764721 is 127467354401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103545586225 + 908178496 = 321785^2 + 30136^2 .

It is a cyclic number.

It is not a de Polignac number, because 104453764721 - 2²² = 104449570417 is a prime.

It is not a weakly prime, because it can be changed into another prime (104453764741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52226882360 + 52226882361.

It is an arithmetic number, because the mean of its divisors is an integer number (52226882361).

Almost surely, 2^104453764721 is an apocalyptic number.

It is an amenable number.

104453764721 is a deficient number, since it is larger than the sum of its proper divisors (1).

104453764721 is an equidigital number, since it uses as much as digits as its factorization.

104453764721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 104453764721 in words is "one hundred four billion, four hundred fifty-three million, seven hundred sixty-four thousand, seven hundred twenty-one".