12493332337 has 2 divisors, whose sum is σ = 12493332338. Its totient is φ = 12493332336.

The previous prime is 12493332311. The next prime is 12493332389. The reversal of 12493332337 is 73323339421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11158964496 + 1334367841 = 105636^2 + 36529^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12493332337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12493332337.

It is not a weakly prime, because it can be changed into another prime (12493332437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6246666168 + 6246666169.

It is an arithmetic number, because the mean of its divisors is an integer number (6246666169).

Almost surely, 2^12493332337 is an apocalyptic number.

It is an amenable number.

12493332337 is a deficient number, since it is larger than the sum of its proper divisors (1).

12493332337 is an equidigital number, since it uses as much as digits as its factorization.

12493332337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 40.

The spelling of 12493332337 in words is "twelve billion, four hundred ninety-three million, three hundred thirty-two thousand, three hundred thirty-seven".