247512413504717 has 2 divisors, whose sum is σ = 247512413504718. Its totient is φ = 247512413504716.

The previous prime is 247512413504711. The next prime is 247512413504753. The reversal of 247512413504717 is 717405314215742.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 234568399771876 + 12944013732841 = 15315626^2 + 3597779^2 .

It is a cyclic number.

It is not a de Polignac number, because 247512413504717 - 2³⁰ = 247511339762893 is a prime.

It is a super-2 number, since 2×247512413504717² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (247512413504711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123756206752358 + 123756206752359.

It is an arithmetic number, because the mean of its divisors is an integer number (123756206752359).

Almost surely, 2^{247512413504717} is an apocalyptic number.

It is an amenable number.

247512413504717 is a deficient number, since it is larger than the sum of its proper divisors (1).

247512413504717 is an equidigital number, since it uses as much as digits as its factorization.

247512413504717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6585600, while the sum is 53.

The spelling of 247512413504717 in words is "two hundred forty-seven trillion, five hundred twelve billion, four hundred thirteen million, five hundred four thousand, seven hundred seventeen".