12324287 has 2 divisors, whose sum is σ = 12324288. Its totient is φ = 12324286.

The previous prime is 12324271. The next prime is 12324307. The reversal of 12324287 is 78242321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12324287 - 2⁴ = 12324271 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 (12326287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6162143 + 6162144.

It is an arithmetic number, because the mean of its divisors is an integer number (6162144).

Almost surely, 2^12324287 is an apocalyptic number.

12324287 is a deficient number, since it is larger than the sum of its proper divisors (1).

12324287 is an equidigital number, since it uses as much as digits as its factorization.

12324287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 29.

The square root of 12324287 is about 3510.5963880800. The cubic root of 12324287 is about 230.9868560701.

The spelling of 12324287 in words is "twelve million, three hundred twenty-four thousand, two hundred eighty-seven".