324132209 has 2 divisors, whose sum is σ = 324132210. Its totient is φ = 324132208.

The previous prime is 324132199. The next prime is 324132241. The reversal of 324132209 is 902231423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310464400 + 13667809 = 17620^2 + 3697^2 .

It is a cyclic number.

It is not a de Polignac number, because 324132209 - 2⁸ = 324131953 is a prime.

It is a super-2 number, since 2×324132209² = 210123377822439362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (324132269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162066104 + 162066105.

It is an arithmetic number, because the mean of its divisors is an integer number (162066105).

Almost surely, 2^324132209 is an apocalyptic number.

It is an amenable number.

324132209 is a deficient number, since it is larger than the sum of its proper divisors (1).

324132209 is an equidigital number, since it uses as much as digits as its factorization.

324132209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 324132209 is about 18003.6720976583. The cubic root of 324132209 is about 686.9219535227.

The spelling of 324132209 in words is "three hundred twenty-four million, one hundred thirty-two thousand, two hundred nine".