131301719 has 2 divisors, whose sum is σ = 131301720. Its totient is φ = 131301718.

The previous prime is 131301697. The next prime is 131301739. The reversal of 131301719 is 917103131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131301719 - 2²⁰ = 130253143 is a prime.

It is a super-2 number, since 2×131301719² = 34480282824709922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131301739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65650859 + 65650860.

It is an arithmetic number, because the mean of its divisors is an integer number (65650860).

Almost surely, 2^131301719 is an apocalyptic number.

131301719 is a deficient number, since it is larger than the sum of its proper divisors (1).

131301719 is an equidigital number, since it uses as much as digits as its factorization.

131301719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 26.

The square root of 131301719 is about 11458.6962172841. The cubic root of 131301719 is about 508.2649213916.

The spelling of 131301719 in words is "one hundred thirty-one million, three hundred one thousand, seven hundred nineteen".