131610140957 has 2 divisors, whose sum is σ = 131610140958. Its totient is φ = 131610140956.

The previous prime is 131610140953. The next prime is 131610141011. The reversal of 131610140957 is 759041016131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128546629156 + 3063511801 = 358534^2 + 55349^2 .

It is a cyclic number.

It is not a de Polignac number, because 131610140957 - 2² = 131610140953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131610140957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131610140953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65805070478 + 65805070479.

It is an arithmetic number, because the mean of its divisors is an integer number (65805070479).

Almost surely, 2^131610140957 is an apocalyptic number.

It is an amenable number.

131610140957 is a deficient number, since it is larger than the sum of its proper divisors (1).

131610140957 is an equidigital number, since it uses as much as digits as its factorization.

131610140957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 38.

The spelling of 131610140957 in words is "one hundred thirty-one billion, six hundred ten million, one hundred forty thousand, nine hundred fifty-seven".