131544914744591 has 2 divisors, whose sum is σ = 131544914744592. Its totient is φ = 131544914744590.

The previous prime is 131544914744587. The next prime is 131544914744687. The reversal of 131544914744591 is 195447419445131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131544914744591 - 2² = 131544914744587 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131544914744891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65772457372295 + 65772457372296.

It is an arithmetic number, because the mean of its divisors is an integer number (65772457372296).

Almost surely, 2^{131544914744591} is an apocalyptic number.

131544914744591 is a deficient number, since it is larger than the sum of its proper divisors (1).

131544914744591 is an equidigital number, since it uses as much as digits as its factorization.

131544914744591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43545600, while the sum is 62.

The spelling of 131544914744591 in words is "one hundred thirty-one trillion, five hundred forty-four billion, nine hundred fourteen million, seven hundred forty-four thousand, five hundred ninety-one".