102560315857 has 2 divisors, whose sum is σ = 102560315858. Its totient is φ = 102560315856.

The previous prime is 102560315839. The next prime is 102560315863. The reversal of 102560315857 is 758513065201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69118513216 + 33441802641 = 262904^2 + 182871^2 .

It is a cyclic number.

It is not a de Polignac number, because 102560315857 - 2¹⁹ = 102559791569 is a prime.

It is not a weakly prime, because it can be changed into another prime (102560315827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51280157928 + 51280157929.

It is an arithmetic number, because the mean of its divisors is an integer number (51280157929).

Almost surely, 2^102560315857 is an apocalyptic number.

It is an amenable number.

102560315857 is a deficient number, since it is larger than the sum of its proper divisors (1).

102560315857 is an equidigital number, since it uses as much as digits as its factorization.

102560315857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 102560315857 in words is "one hundred two billion, five hundred sixty million, three hundred fifteen thousand, eight hundred fifty-seven".