131110097077 has 2 divisors, whose sum is σ = 131110097078. Its totient is φ = 131110097076.

The previous prime is 131110097057. The next prime is 131110097087. The reversal of 131110097077 is 770790011131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118880833681 + 12229263396 = 344791^2 + 110586^2 .

It is a cyclic number.

It is not a de Polignac number, because 131110097077 - 2²³ = 131101708469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131110097017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65555048538 + 65555048539.

It is an arithmetic number, because the mean of its divisors is an integer number (65555048539).

Almost surely, 2^131110097077 is an apocalyptic number.

It is an amenable number.

131110097077 is a deficient number, since it is larger than the sum of its proper divisors (1).

131110097077 is an equidigital number, since it uses as much as digits as its factorization.

131110097077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9261, while the sum is 37.

The spelling of 131110097077 in words is "one hundred thirty-one billion, one hundred ten million, ninety-seven thousand, seventy-seven".