324403243 has 2 divisors, whose sum is σ = 324403244. Its totient is φ = 324403242.

The previous prime is 324403237. The next prime is 324403253. The reversal of 324403243 is 342304423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 324403243 - 2⁹ = 324402731 is a prime.

It is not a weakly prime, because it can be changed into another prime (324403253) 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, 162201621 + 162201622.

It is an arithmetic number, because the mean of its divisors is an integer number (162201622).

Almost surely, 2^324403243 is an apocalyptic number.

324403243 is a deficient number, since it is larger than the sum of its proper divisors (1).

324403243 is an equidigital number, since it uses as much as digits as its factorization.

324403243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 324403243 is about 18011.1977114239. The cubic root of 324403243 is about 687.1133644453.

Adding to 324403243 its reverse (342304423), we get a palindrome (666707666).

The spelling of 324403243 in words is "three hundred twenty-four million, four hundred three thousand, two hundred forty-three".