12328243 has 2 divisors, whose sum is σ = 12328244. Its totient is φ = 12328242.

The previous prime is 12328223. The next prime is 12328259. The reversal of 12328243 is 34282321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12328243 is a prime.

It is not a weakly prime, because it can be changed into another prime (12328223) 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, 6164121 + 6164122.

It is an arithmetic number, because the mean of its divisors is an integer number (6164122).

Almost surely, 2^12328243 is an apocalyptic number.

12328243 is a deficient number, since it is larger than the sum of its proper divisors (1).

12328243 is an equidigital number, since it uses as much as digits as its factorization.

12328243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

The square root of 12328243 is about 3511.1597799018. The cubic root of 12328243 is about 231.0115684192.

The spelling of 12328243 in words is "twelve million, three hundred twenty-eight thousand, two hundred forty-three".