131577913927 has 2 divisors, whose sum is σ = 131577913928. Its totient is φ = 131577913926.

The previous prime is 131577913867. The next prime is 131577913937. The reversal of 131577913927 is 729319775131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131577913927 - 2⁷ = 131577913799 is a prime.

It is a super-2 number, since 2×131577913927² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131577913937) 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, 65788956963 + 65788956964.

It is an arithmetic number, because the mean of its divisors is an integer number (65788956964).

Almost surely, 2^131577913927 is an apocalyptic number.

131577913927 is a deficient number, since it is larger than the sum of its proper divisors (1).

131577913927 is an equidigital number, since it uses as much as digits as its factorization.

131577913927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2500470, while the sum is 55.

The spelling of 131577913927 in words is "one hundred thirty-one billion, five hundred seventy-seven million, nine hundred thirteen thousand, nine hundred twenty-seven".