14817563797 has 2 divisors, whose sum is σ = 14817563798. Its totient is φ = 14817563796.

The previous prime is 14817563777. The next prime is 14817563843. The reversal of 14817563797 is 79736571841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14369775876 + 447787921 = 119874^2 + 21161^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14817563797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14817563767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7408781898 + 7408781899.

It is an arithmetic number, because the mean of its divisors is an integer number (7408781899).

Almost surely, 2^14817563797 is an apocalyptic number.

It is an amenable number.

14817563797 is a deficient number, since it is larger than the sum of its proper divisors (1).

14817563797 is an equidigital number, since it uses as much as digits as its factorization.

14817563797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8890560, while the sum is 58.

The spelling of 14817563797 in words is "fourteen billion, eight hundred seventeen million, five hundred sixty-three thousand, seven hundred ninety-seven".