130597120657 has 2 divisors, whose sum is σ = 130597120658. Its totient is φ = 130597120656.

The previous prime is 130597120651. The next prime is 130597120679. The reversal of 130597120657 is 756021795031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72438492736 + 58158627921 = 269144^2 + 241161^2 .

It is a cyclic number.

It is not a de Polignac number, because 130597120657 - 2⁷ = 130597120529 is a prime.

It is a super-2 number, since 2×130597120657² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (130597120651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65298560328 + 65298560329.

It is an arithmetic number, because the mean of its divisors is an integer number (65298560329).

Almost surely, 2^130597120657 is an apocalyptic number.

It is an amenable number.

130597120657 is a deficient number, since it is larger than the sum of its proper divisors (1).

130597120657 is an equidigital number, since it uses as much as digits as its factorization.

130597120657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 396900, while the sum is 46.

The spelling of 130597120657 in words is "one hundred thirty billion, five hundred ninety-seven million, one hundred twenty thousand, six hundred fifty-seven".