131544392156339 has 2 divisors, whose sum is σ = 131544392156340. Its totient is φ = 131544392156338.

The previous prime is 131544392156267. The next prime is 131544392156383. The reversal of 131544392156339 is 933651293445131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131544392156339 is a prime.

It is not a weakly prime, because it can be changed into another prime (131544392156399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65772196078169 + 65772196078170.

It is an arithmetic number, because the mean of its divisors is an integer number (65772196078170).

Almost surely, 2^{131544392156339} is an apocalyptic number.

131544392156339 is a deficient number, since it is larger than the sum of its proper divisors (1).

131544392156339 is an equidigital number, since it uses as much as digits as its factorization.

131544392156339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31492800, while the sum is 59.

The spelling of 131544392156339 in words is "one hundred thirty-one trillion, five hundred forty-four billion, three hundred ninety-two million, one hundred fifty-six thousand, three hundred thirty-nine".