322109 has 2 divisors, whose sum is σ = 322110. Its totient is φ = 322108.

The previous prime is 322097. The next prime is 322111. The reversal of 322109 is 901223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 280900 + 41209 = 530^2 + 203^2 .

It is a cyclic number.

It is not a de Polignac number, because 322109 - 2⁴ = 322093 is a prime.

Together with 322111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322139) 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, 161054 + 161055.

It is an arithmetic number, because the mean of its divisors is an integer number (161055).

2³²²¹⁰⁹ is an apocalyptic number.

It is an amenable number.

322109 is a deficient number, since it is larger than the sum of its proper divisors (1).

322109 is an equidigital number, since it uses as much as digits as its factorization.

322109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 322109 is about 567.5464738680. The cubic root of 322109 is about 68.5489730953.

The spelling of 322109 in words is "three hundred twenty-two thousand, one hundred nine".