12517339 has 2 divisors, whose sum is σ = 12517340. Its totient is φ = 12517338.

The previous prime is 12517319. The next prime is 12517387. The reversal of 12517339 is 93371521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12517339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12517339.

It is not a weakly prime, because it can be changed into another prime (12517319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6258669 + 6258670.

It is an arithmetic number, because the mean of its divisors is an integer number (6258670).

Almost surely, 2^12517339 is an apocalyptic number.

12517339 is a deficient number, since it is larger than the sum of its proper divisors (1).

12517339 is an equidigital number, since it uses as much as digits as its factorization.

12517339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5670, while the sum is 31.

The square root of 12517339 is about 3537.9851610769. The cubic root of 12517339 is about 232.1866994478.

The spelling of 12517339 in words is "twelve million, five hundred seventeen thousand, three hundred thirty-nine".