131143117021927 has 2 divisors, whose sum is σ = 131143117021928. Its totient is φ = 131143117021926.

The previous prime is 131143117021907. The next prime is 131143117022009. The reversal of 131143117021927 is 729120711341131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131143117021927 - 2⁷ = 131143117021799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131143117021907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65571558510963 + 65571558510964.

It is an arithmetic number, because the mean of its divisors is an integer number (65571558510964).

Almost surely, 2^{131143117021927} is an apocalyptic number.

131143117021927 is a deficient number, since it is larger than the sum of its proper divisors (1).

131143117021927 is an equidigital number, since it uses as much as digits as its factorization.

131143117021927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 43.

The spelling of 131143117021927 in words is "one hundred thirty-one trillion, one hundred forty-three billion, one hundred seventeen million, twenty-one thousand, nine hundred twenty-seven".