12319243 has 2 divisors, whose sum is σ = 12319244. Its totient is φ = 12319242.

The previous prime is 12319211. The next prime is 12319247. The reversal of 12319243 is 34291321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12319243 - 2⁵ = 12319211 is a prime.

It is not a weakly prime, because it can be changed into another prime (12319247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6159621 + 6159622.

It is an arithmetic number, because the mean of its divisors is an integer number (6159622).

Almost surely, 2^12319243 is an apocalyptic number.

12319243 is a deficient number, since it is larger than the sum of its proper divisors (1).

12319243 is an equidigital number, since it uses as much as digits as its factorization.

12319243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 12319243 is about 3509.8779181048. The cubic root of 12319243 is about 230.9553395292.

The spelling of 12319243 in words is "twelve million, three hundred nineteen thousand, two hundred forty-three".