131402321030077 has 2 divisors, whose sum is σ = 131402321030078. Its totient is φ = 131402321030076.

The previous prime is 131402321030003. The next prime is 131402321030083. The reversal of 131402321030077 is 770030123204131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77397959307321 + 54004361722756 = 8797611^2 + 7348766^2 .

It is a cyclic number.

It is not a de Polignac number, because 131402321030077 - 2²³ = 131402312641469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131402321030777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65701160515038 + 65701160515039.

It is an arithmetic number, because the mean of its divisors is an integer number (65701160515039).

Almost surely, 2^{131402321030077} is an apocalyptic number.

It is an amenable number.

131402321030077 is a deficient number, since it is larger than the sum of its proper divisors (1).

131402321030077 is an equidigital number, since it uses as much as digits as its factorization.

131402321030077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 34.

The spelling of 131402321030077 in words is "one hundred thirty-one trillion, four hundred two billion, three hundred twenty-one million, thirty thousand, seventy-seven".