131130302977 has 2 divisors, whose sum is σ = 131130302978. Its totient is φ = 131130302976.

The previous prime is 131130302971. The next prime is 131130303049. The reversal of 131130302977 is 779203031131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123625372816 + 7504930161 = 351604^2 + 86631^2 .

It is a cyclic number.

It is not a de Polignac number, because 131130302977 - 2³ = 131130302969 is a prime.

It is not a weakly prime, because it can be changed into another prime (131130302971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65565151488 + 65565151489.

It is an arithmetic number, because the mean of its divisors is an integer number (65565151489).

Almost surely, 2^131130302977 is an apocalyptic number.

It is an amenable number.

131130302977 is a deficient number, since it is larger than the sum of its proper divisors (1).

131130302977 is an equidigital number, since it uses as much as digits as its factorization.

131130302977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23814, while the sum is 37.

The spelling of 131130302977 in words is "one hundred thirty-one billion, one hundred thirty million, three hundred two thousand, nine hundred seventy-seven".