131653426631 has 2 divisors, whose sum is σ = 131653426632. Its totient is φ = 131653426630.

The previous prime is 131653426627. The next prime is 131653426643. The reversal of 131653426631 is 136624356131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131653426631 - 2² = 131653426627 is a prime.

It is a super-2 number, since 2×131653426631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131653456631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65826713315 + 65826713316.

It is an arithmetic number, because the mean of its divisors is an integer number (65826713316).

Almost surely, 2^131653426631 is an apocalyptic number.

131653426631 is a deficient number, since it is larger than the sum of its proper divisors (1).

131653426631 is an equidigital number, since it uses as much as digits as its factorization.

131653426631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 41.

The spelling of 131653426631 in words is "one hundred thirty-one billion, six hundred fifty-three million, four hundred twenty-six thousand, six hundred thirty-one".