12516299 has 2 divisors, whose sum is σ = 12516300. Its totient is φ = 12516298.

The previous prime is 12516289. The next prime is 12516341. The reversal of 12516299 is 99261521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12516299 - 2⁸ = 12516043 is a prime.

It is not a weakly prime, because it can be changed into another prime (12516289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6258149 + 6258150.

It is an arithmetic number, because the mean of its divisors is an integer number (6258150).

Almost surely, 2^12516299 is an apocalyptic number.

12516299 is a deficient number, since it is larger than the sum of its proper divisors (1).

12516299 is an equidigital number, since it uses as much as digits as its factorization.

12516299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 35.

The square root of 12516299 is about 3537.8381817149. The cubic root of 12516299 is about 232.1802688783.

The spelling of 12516299 in words is "twelve million, five hundred sixteen thousand, two hundred ninety-nine".