12797567927 has 2 divisors, whose sum is σ = 12797567928. Its totient is φ = 12797567926.

The previous prime is 12797567903. The next prime is 12797568001. The reversal of 12797567927 is 72976579721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12797567927 - 2¹⁸ = 12797305783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12797567927.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12797567227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6398783963 + 6398783964.

It is an arithmetic number, because the mean of its divisors is an integer number (6398783964).

Almost surely, 2^12797567927 is an apocalyptic number.

12797567927 is a deficient number, since it is larger than the sum of its proper divisors (1).

12797567927 is an equidigital number, since it uses as much as digits as its factorization.

12797567927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23337720, while the sum is 62.

The spelling of 12797567927 in words is "twelve billion, seven hundred ninety-seven million, five hundred sixty-seven thousand, nine hundred twenty-seven".