131175713 has 2 divisors, whose sum is σ = 131175714. Its totient is φ = 131175712.

The previous prime is 131175691. The next prime is 131175727. The reversal of 131175713 is 317571131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72454144 + 58721569 = 8512^2 + 7663^2 .

It is an emirp because it is prime and its reverse (317571131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131175713 is a prime.

It is not a weakly prime, because it can be changed into another prime (131175743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65587856 + 65587857.

It is an arithmetic number, because the mean of its divisors is an integer number (65587857).

Almost surely, 2^131175713 is an apocalyptic number.

It is an amenable number.

131175713 is a deficient number, since it is larger than the sum of its proper divisors (1).

131175713 is an equidigital number, since it uses as much as digits as its factorization.

131175713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2205, while the sum is 29.

The square root of 131175713 is about 11453.1966280161. The cubic root of 131175713 is about 508.1022809016.

The spelling of 131175713 in words is "one hundred thirty-one million, one hundred seventy-five thousand, seven hundred thirteen".