115447316657 has 2 divisors, whose sum is σ = 115447316658. Its totient is φ = 115447316656.

The previous prime is 115447316587. The next prime is 115447316671. The reversal of 115447316657 is 756613744511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77765130496 + 37682186161 = 278864^2 + 194119^2 .

It is a cyclic number.

It is not a de Polignac number, because 115447316657 - 2⁸ = 115447316401 is a prime.

It is not a weakly prime, because it can be changed into another prime (115447316357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57723658328 + 57723658329.

It is an arithmetic number, because the mean of its divisors is an integer number (57723658329).

Almost surely, 2^115447316657 is an apocalyptic number.

It is an amenable number.

115447316657 is a deficient number, since it is larger than the sum of its proper divisors (1).

115447316657 is an equidigital number, since it uses as much as digits as its factorization.

115447316657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2116800, while the sum is 50.

The spelling of 115447316657 in words is "one hundred fifteen billion, four hundred forty-seven million, three hundred sixteen thousand, six hundred fifty-seven".