131350033777 has 2 divisors, whose sum is σ = 131350033778. Its totient is φ = 131350033776.

The previous prime is 131350033699. The next prime is 131350033813. The reversal of 131350033777 is 777330053131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67962404416 + 63387629361 = 260696^2 + 251769^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131350033777 is a prime.

It is not a weakly prime, because it can be changed into another prime (131350003777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65675016888 + 65675016889.

It is an arithmetic number, because the mean of its divisors is an integer number (65675016889).

Almost surely, 2^131350033777 is an apocalyptic number.

It is an amenable number.

131350033777 is a deficient number, since it is larger than the sum of its proper divisors (1).

131350033777 is an equidigital number, since it uses as much as digits as its factorization.

131350033777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138915, while the sum is 40.

The spelling of 131350033777 in words is "one hundred thirty-one billion, three hundred fifty million, thirty-three thousand, seven hundred seventy-seven".