12368539 has 2 divisors, whose sum is σ = 12368540. Its totient is φ = 12368538.

The previous prime is 12368513. The next prime is 12368579. The reversal of 12368539 is 93586321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12368539 - 2⁵ = 12368507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12368498 and 12368507.

It is not a weakly prime, because it can be changed into another prime (12368509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6184269 + 6184270.

It is an arithmetic number, because the mean of its divisors is an integer number (6184270).

Almost surely, 2^12368539 is an apocalyptic number.

12368539 is a deficient number, since it is larger than the sum of its proper divisors (1).

12368539 is an equidigital number, since it uses as much as digits as its factorization.

12368539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 37.

The square root of 12368539 is about 3516.8933734192. The cubic root of 12368539 is about 231.2629888979.

The spelling of 12368539 in words is "twelve million, three hundred sixty-eight thousand, five hundred thirty-nine".