131330413550309 has 2 divisors, whose sum is σ = 131330413550310. Its totient is φ = 131330413550308.

The previous prime is 131330413550267. The next prime is 131330413550381. The reversal of 131330413550309 is 903055314033131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80047413274084 + 51283000276225 = 8946922^2 + 7161215^2 .

It is a cyclic number.

It is not a de Polignac number, because 131330413550309 - 2³² = 131326118583013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131330413550009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65665206775154 + 65665206775155.

It is an arithmetic number, because the mean of its divisors is an integer number (65665206775155).

Almost surely, 2^{131330413550309} is an apocalyptic number.

It is an amenable number.

131330413550309 is a deficient number, since it is larger than the sum of its proper divisors (1).

131330413550309 is an equidigital number, since it uses as much as digits as its factorization.

131330413550309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 218700, while the sum is 41.

The spelling of 131330413550309 in words is "one hundred thirty-one trillion, three hundred thirty billion, four hundred thirteen million, five hundred fifty thousand, three hundred nine".