324421043 has 2 divisors, whose sum is σ = 324421044. Its totient is φ = 324421042.

The previous prime is 324421039. The next prime is 324421063. The reversal of 324421043 is 340124423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 324421043 - 2² = 324421039 is a prime.

It is not a weakly prime, because it can be changed into another prime (324421063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162210521 + 162210522.

It is an arithmetic number, because the mean of its divisors is an integer number (162210522).

Almost surely, 2^324421043 is an apocalyptic number.

324421043 is a deficient number, since it is larger than the sum of its proper divisors (1).

324421043 is an equidigital number, since it uses as much as digits as its factorization.

324421043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 324421043 is about 18011.6918416899. The cubic root of 324421043 is about 687.1259315147.

Adding to 324421043 its reverse (340124423), we get a palindrome (664545466).

The spelling of 324421043 in words is "three hundred twenty-four million, four hundred twenty-one thousand, forty-three".