12324839 has 2 divisors, whose sum is σ = 12324840. Its totient is φ = 12324838.

The previous prime is 12324827. The next prime is 12324841. The reversal of 12324839 is 93842321.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (93842321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12324839 - 2¹² = 12320743 is a prime.

It is a Sophie Germain prime.

Together with 12324841, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12324859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6162419 + 6162420.

It is an arithmetic number, because the mean of its divisors is an integer number (6162420).

Almost surely, 2^12324839 is an apocalyptic number.

12324839 is a deficient number, since it is larger than the sum of its proper divisors (1).

12324839 is an equidigital number, since it uses as much as digits as its factorization.

12324839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 12324839 is about 3510.6750063200. The cubic root of 12324839 is about 230.9903046223.

The spelling of 12324839 in words is "twelve million, three hundred twenty-four thousand, eight hundred thirty-nine".