131323020659 has 2 divisors, whose sum is σ = 131323020660. Its totient is φ = 131323020658.

The previous prime is 131323020641. The next prime is 131323020701. The reversal of 131323020659 is 956020323131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131323020659 - 2⁸ = 131323020403 is a prime.

It is not a weakly prime, because it can be changed into another prime (131323020629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65661510329 + 65661510330.

It is an arithmetic number, because the mean of its divisors is an integer number (65661510330).

Almost surely, 2^131323020659 is an apocalyptic number.

131323020659 is a deficient number, since it is larger than the sum of its proper divisors (1).

131323020659 is an equidigital number, since it uses as much as digits as its factorization.

131323020659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 35.

The spelling of 131323020659 in words is "one hundred thirty-one billion, three hundred twenty-three million, twenty thousand, six hundred fifty-nine".