131302048277977 has 2 divisors, whose sum is σ = 131302048277978. Its totient is φ = 131302048277976.

The previous prime is 131302048277957. The next prime is 131302048277987. The reversal of 131302048277977 is 779772840203131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121160301056656 + 10141747221321 = 11007284^2 + 3184611^2 .

It is a cyclic number.

It is not a de Polignac number, because 131302048277977 - 2²⁷ = 131301914060249 is a prime.

It is not a weakly prime, because it can be changed into another prime (131302048277947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65651024138988 + 65651024138989.

It is an arithmetic number, because the mean of its divisors is an integer number (65651024138989).

Almost surely, 2^{131302048277977} is an apocalyptic number.

It is an amenable number.

131302048277977 is a deficient number, since it is larger than the sum of its proper divisors (1).

131302048277977 is an equidigital number, since it uses as much as digits as its factorization.

131302048277977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24893568, while the sum is 61.

The spelling of 131302048277977 in words is "one hundred thirty-one trillion, three hundred two billion, forty-eight million, two hundred seventy-seven thousand, nine hundred seventy-seven".