131709367 has 2 divisors, whose sum is σ = 131709368. Its totient is φ = 131709366.

The previous prime is 131709313. The next prime is 131709371. The reversal of 131709367 is 763907131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131709367 - 2⁷ = 131709239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131709397) 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, 65854683 + 65854684.

It is an arithmetic number, because the mean of its divisors is an integer number (65854684).

Almost surely, 2^131709367 is an apocalyptic number.

131709367 is a deficient number, since it is larger than the sum of its proper divisors (1).

131709367 is an equidigital number, since it uses as much as digits as its factorization.

131709367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 37.

The square root of 131709367 is about 11476.4701454759. The cubic root of 131709367 is about 508.7903756086.

The spelling of 131709367 in words is "one hundred thirty-one million, seven hundred nine thousand, three hundred sixty-seven".