14789315965117 has 2 divisors, whose sum is σ = 14789315965118. Its totient is φ = 14789315965116.

The previous prime is 14789315965111. The next prime is 14789315965153. The reversal of 14789315965117 is 71156951398741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9563364515961 + 5225951449156 = 3092469^2 + 2286034^2 .

It is a cyclic number.

It is not a de Polignac number, because 14789315965117 - 2³¹ = 14787168481469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14789315965111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7394657982558 + 7394657982559.

It is an arithmetic number, because the mean of its divisors is an integer number (7394657982559).

Almost surely, 2^{14789315965117} is an apocalyptic number.

It is an amenable number.

14789315965117 is a deficient number, since it is larger than the sum of its proper divisors (1).

14789315965117 is an equidigital number, since it uses as much as digits as its factorization.

14789315965117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57153600, while the sum is 67.

The spelling of 14789315965117 in words is "fourteen trillion, seven hundred eighty-nine billion, three hundred fifteen million, nine hundred sixty-five thousand, one hundred seventeen".