131812272531767 has 2 divisors, whose sum is σ = 131812272531768. Its totient is φ = 131812272531766.

The previous prime is 131812272531727. The next prime is 131812272531847. The reversal of 131812272531767 is 767135272218131.

It is a weak prime.

It is an emirp because it is prime and its reverse (767135272218131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131812272531767 - 2¹⁴ = 131812272515383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131812272531727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65906136265883 + 65906136265884.

It is an arithmetic number, because the mean of its divisors is an integer number (65906136265884).

Almost surely, 2^{131812272531767} is an apocalyptic number.

131812272531767 is a deficient number, since it is larger than the sum of its proper divisors (1).

131812272531767 is an equidigital number, since it uses as much as digits as its factorization.

131812272531767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5927040, while the sum is 56.

The spelling of 131812272531767 in words is "one hundred thirty-one trillion, eight hundred twelve billion, two hundred seventy-two million, five hundred thirty-one thousand, seven hundred sixty-seven".