323214109 has 2 divisors, whose sum is σ = 323214110. Its totient is φ = 323214108.

The previous prime is 323214061. The next prime is 323214127. The reversal of 323214109 is 901412323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323208484 + 5625 = 17978^2 + 75^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323214109 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323214139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161607054 + 161607055.

It is an arithmetic number, because the mean of its divisors is an integer number (161607055).

Almost surely, 2^323214109 is an apocalyptic number.

It is an amenable number.

323214109 is a deficient number, since it is larger than the sum of its proper divisors (1).

323214109 is an equidigital number, since it uses as much as digits as its factorization.

323214109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 323214109 is about 17978.1564405253. The cubic root of 323214109 is about 686.2727745612.

It can be divided in two parts, 323214 and 109, that added together give a palindrome (323323).

The spelling of 323214109 in words is "three hundred twenty-three million, two hundred fourteen thousand, one hundred nine".