317241719 has 2 divisors, whose sum is σ = 317241720. Its totient is φ = 317241718.

The previous prime is 317241697. The next prime is 317241739. The reversal of 317241719 is 917142713.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-317241719 is a prime.

It is a super-2 number, since 2×317241719² = 201284616548149922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317241739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158620859 + 158620860.

It is an arithmetic number, because the mean of its divisors is an integer number (158620860).

Almost surely, 2^317241719 is an apocalyptic number.

317241719 is a deficient number, since it is larger than the sum of its proper divisors (1).

317241719 is an equidigital number, since it uses as much as digits as its factorization.

317241719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 35.

The square root of 317241719 is about 17811.2806670380. The cubic root of 317241719 is about 682.0194573385.

The spelling of 317241719 in words is "three hundred seventeen million, two hundred forty-one thousand, seven hundred nineteen".