12323999 has 2 divisors, whose sum is σ = 12324000. Its totient is φ = 12323998.

The previous prime is 12323981. The next prime is 12324041. The reversal of 12323999 is 99932321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12323999 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12323099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161999 + 6162000.

It is an arithmetic number, because the mean of its divisors is an integer number (6162000).

Almost surely, 2^12323999 is an apocalyptic number.

12323999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323999 is an equidigital number, since it uses as much as digits as its factorization.

12323999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26244, while the sum is 38.

The square root of 12323999 is about 3510.5553691688. Note that the first 3 decimals coincide. The cubic root of 12323999 is about 230.9850567846.

The spelling of 12323999 in words is "twelve million, three hundred twenty-three thousand, nine hundred ninety-nine".