131642747267 has 2 divisors, whose sum is σ = 131642747268. Its totient is φ = 131642747266.

The previous prime is 131642747251. The next prime is 131642747273. The reversal of 131642747267 is 762747246131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131642747267 - 2⁴ = 131642747251 is a prime.

It is not a weakly prime, because it can be changed into another prime (131642747287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65821373633 + 65821373634.

It is an arithmetic number, because the mean of its divisors is an integer number (65821373634).

Almost surely, 2^131642747267 is an apocalyptic number.

131642747267 is a deficient number, since it is larger than the sum of its proper divisors (1).

131642747267 is an equidigital number, since it uses as much as digits as its factorization.

131642747267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2370816, while the sum is 50.

The spelling of 131642747267 in words is "one hundred thirty-one billion, six hundred forty-two million, seven hundred forty-seven thousand, two hundred sixty-seven".