131330210131577 has 2 divisors, whose sum is σ = 131330210131578. Its totient is φ = 131330210131576.

The previous prime is 131330210131499. The next prime is 131330210131613. The reversal of 131330210131577 is 775131012033131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114434131417321 + 16896078714256 = 10697389^2 + 4110484^2 .

It is a cyclic number.

It is not a de Polignac number, because 131330210131577 - 2²⁶ = 131330143022713 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131330210131577.

It is not a weakly prime, because it can be changed into another prime (131330210131777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65665105065788 + 65665105065789.

It is an arithmetic number, because the mean of its divisors is an integer number (65665105065789).

Almost surely, 2^{131330210131577} is an apocalyptic number.

It is an amenable number.

131330210131577 is a deficient number, since it is larger than the sum of its proper divisors (1).

131330210131577 is an equidigital number, since it uses as much as digits as its factorization.

131330210131577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39690, while the sum is 38.

The spelling of 131330210131577 in words is "one hundred thirty-one trillion, three hundred thirty billion, two hundred ten million, one hundred thirty-one thousand, five hundred seventy-seven".