324332009 has 2 divisors, whose sum is σ = 324332010. Its totient is φ = 324332008.

The previous prime is 324331981. The next prime is 324332011. The reversal of 324332009 is 900233423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269616400 + 54715609 = 16420^2 + 7397^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324332009 is a prime.

Together with 324332011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (324332609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162166004 + 162166005.

It is an arithmetic number, because the mean of its divisors is an integer number (162166005).

Almost surely, 2^324332009 is an apocalyptic number.

It is an amenable number.

324332009 is a deficient number, since it is larger than the sum of its proper divisors (1).

324332009 is an equidigital number, since it uses as much as digits as its factorization.

324332009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 324332009 is about 18009.2201108210. The cubic root of 324332009 is about 687.0630675617.

The spelling of 324332009 in words is "three hundred twenty-four million, three hundred thirty-two thousand, nine".