131407929613 has 2 divisors, whose sum is σ = 131407929614. Its totient is φ = 131407929612.

The previous prime is 131407929581. The next prime is 131407929629. The reversal of 131407929613 is 316929704131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122961032964 + 8446896649 = 350658^2 + 91907^2 .

It is a cyclic number.

It is not a de Polignac number, because 131407929613 - 2⁵ = 131407929581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131407929643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65703964806 + 65703964807.

It is an arithmetic number, because the mean of its divisors is an integer number (65703964807).

Almost surely, 2^131407929613 is an apocalyptic number.

It is an amenable number.

131407929613 is a deficient number, since it is larger than the sum of its proper divisors (1).

131407929613 is an equidigital number, since it uses as much as digits as its factorization.

131407929613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 131407929613 in words is "one hundred thirty-one billion, four hundred seven million, nine hundred twenty-nine thousand, six hundred thirteen".