131141100323449 has 2 divisors, whose sum is σ = 131141100323450. Its totient is φ = 131141100323448.

The previous prime is 131141100323399. The next prime is 131141100323591. The reversal of 131141100323449 is 944323001141131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99286138563049 + 31854961760400 = 9964243^2 + 5644020^2 .

It is a cyclic number.

It is not a de Polignac number, because 131141100323449 - 2²³ = 131141091934841 is a prime.

It is not a weakly prime, because it can be changed into another prime (131141100321449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65570550161724 + 65570550161725.

It is an arithmetic number, because the mean of its divisors is an integer number (65570550161725).

Almost surely, 2^{131141100323449} is an apocalyptic number.

It is an amenable number.

131141100323449 is a deficient number, since it is larger than the sum of its proper divisors (1).

131141100323449 is an equidigital number, since it uses as much as digits as its factorization.

131141100323449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 131141100323449 in words is "one hundred thirty-one trillion, one hundred forty-one billion, one hundred million, three hundred twenty-three thousand, four hundred forty-nine".