131407929551 has 2 divisors, whose sum is σ = 131407929552. Its totient is φ = 131407929550.

The previous prime is 131407929487. The next prime is 131407929563. The reversal of 131407929551 is 155929704131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131407929551 - 2⁶ = 131407929487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131407929496 and 131407929505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131407929581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65703964775 + 65703964776.

It is an arithmetic number, because the mean of its divisors is an integer number (65703964776).

Almost surely, 2^131407929551 is an apocalyptic number.

131407929551 is a deficient number, since it is larger than the sum of its proper divisors (1).

131407929551 is an equidigital number, since it uses as much as digits as its factorization.

131407929551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 47.

The spelling of 131407929551 in words is "one hundred thirty-one billion, four hundred seven million, nine hundred twenty-nine thousand, five hundred fifty-one".