131401140983617 has 2 divisors, whose sum is σ = 131401140983618. Its totient is φ = 131401140983616.

The previous prime is 131401140983573. The next prime is 131401140983621. The reversal of 131401140983617 is 716389041104131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110492872610481 + 20908268373136 = 10511559^2 + 4572556^2 .

It is an emirp because it is prime and its reverse (716389041104131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131401140983617 is a prime.

It is not a weakly prime, because it can be changed into another prime (131401140983687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65700570491808 + 65700570491809.

It is an arithmetic number, because the mean of its divisors is an integer number (65700570491809).

Almost surely, 2^{131401140983617} is an apocalyptic number.

It is an amenable number.

131401140983617 is a deficient number, since it is larger than the sum of its proper divisors (1).

131401140983617 is an equidigital number, since it uses as much as digits as its factorization.

131401140983617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 131401140983617 in words is "one hundred thirty-one trillion, four hundred one billion, one hundred forty million, nine hundred eighty-three thousand, six hundred seventeen".