23431282717 has 2 divisors, whose sum is σ = 23431282718. Its totient is φ = 23431282716.

The previous prime is 23431282711. The next prime is 23431282727. The reversal of 23431282717 is 71728213432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20914655161 + 2516627556 = 144619^2 + 50166^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23431282717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23431282717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23431282711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11715641358 + 11715641359.

It is an arithmetic number, because the mean of its divisors is an integer number (11715641359).

Almost surely, 2^23431282717 is an apocalyptic number.

It is an amenable number.

23431282717 is a deficient number, since it is larger than the sum of its proper divisors (1).

23431282717 is an equidigital number, since it uses as much as digits as its factorization.

23431282717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 40.

The spelling of 23431282717 in words is "twenty-three billion, four hundred thirty-one million, two hundred eighty-two thousand, seven hundred seventeen".