131343232420297 has 2 divisors, whose sum is σ = 131343232420298. Its totient is φ = 131343232420296.

The previous prime is 131343232420273. The next prime is 131343232420447. The reversal of 131343232420297 is 792024232343131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90777848563081 + 40565383857216 = 9527741^2 + 6369096^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131343232420297 is a prime.

It is a super-2 number, since 2×131343232420297² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (131343232420217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65671616210148 + 65671616210149.

It is an arithmetic number, because the mean of its divisors is an integer number (65671616210149).

Almost surely, 2^{131343232420297} is an apocalyptic number.

It is an amenable number.

131343232420297 is a deficient number, since it is larger than the sum of its proper divisors (1).

131343232420297 is an equidigital number, since it uses as much as digits as its factorization.

131343232420297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 46.

The spelling of 131343232420297 in words is "one hundred thirty-one trillion, three hundred forty-three billion, two hundred thirty-two million, four hundred twenty thousand, two hundred ninety-seven".