12147268297 has 2 divisors, whose sum is σ = 12147268298. Its totient is φ = 12147268296.

The previous prime is 12147268291. The next prime is 12147268303. The reversal of 12147268297 is 79286274121.

It is a balanced prime because it is at equal distance from previous prime (12147268291) and next prime (12147268303).

It can be written as a sum of positive squares in only one way, i.e., 7378122816 + 4769145481 = 85896^2 + 69059^2 .

It is a cyclic number.

It is not a de Polignac number, because 12147268297 - 2²³ = 12138879689 is a prime.

It is a super-2 number, since 2×12147268297² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12147268297.

It is not a weakly prime, because it can be changed into another prime (12147268291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6073634148 + 6073634149.

It is an arithmetic number, because the mean of its divisors is an integer number (6073634149).

Almost surely, 2^12147268297 is an apocalyptic number.

It is an amenable number.

12147268297 is a deficient number, since it is larger than the sum of its proper divisors (1).

12147268297 is an equidigital number, since it uses as much as digits as its factorization.

12147268297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 677376, while the sum is 49.

The spelling of 12147268297 in words is "twelve billion, one hundred forty-seven million, two hundred sixty-eight thousand, two hundred ninety-seven".