130861415057 has 2 divisors, whose sum is σ = 130861415058. Its totient is φ = 130861415056.

The previous prime is 130861415029. The next prime is 130861415093. The reversal of 130861415057 is 750514168031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129737556481 + 1123858576 = 360191^2 + 33524^2 .

It is a cyclic number.

It is not a de Polignac number, because 130861415057 - 2¹⁴ = 130861398673 is a prime.

It is not a weakly prime, because it can be changed into another prime (130861495057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65430707528 + 65430707529.

It is an arithmetic number, because the mean of its divisors is an integer number (65430707529).

Almost surely, 2^130861415057 is an apocalyptic number.

It is an amenable number.

130861415057 is a deficient number, since it is larger than the sum of its proper divisors (1).

130861415057 is an equidigital number, since it uses as much as digits as its factorization.

130861415057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 41.

The spelling of 130861415057 in words is "one hundred thirty billion, eight hundred sixty-one million, four hundred fifteen thousand, fifty-seven".