12321359 has 2 divisors, whose sum is σ = 12321360. Its totient is φ = 12321358.

The previous prime is 12321343. The next prime is 12321391. The reversal of 12321359 is 95312321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12321359 - 2⁴ = 12321343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12321319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160679 + 6160680.

It is an arithmetic number, because the mean of its divisors is an integer number (6160680).

Almost surely, 2^12321359 is an apocalyptic number.

12321359 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321359 is an equidigital number, since it uses as much as digits as its factorization.

12321359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 26.

The square root of 12321359 is about 3510.1793401477. The cubic root of 12321359 is about 230.9685620279.

The spelling of 12321359 in words is "twelve million, three hundred twenty-one thousand, three hundred fifty-nine".