1322329 has 2 divisors, whose sum is σ = 1322330. Its totient is φ = 1322328.

The previous prime is 1322327. The next prime is 1322333. The reversal of 1322329 is 9232231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 906304 + 416025 = 952^2 + 645^2 .

It is an emirp because it is prime and its reverse (9232231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1322329 - 2¹ = 1322327 is a prime.

Together with 1322327, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1322323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661164 + 661165.

It is an arithmetic number, because the mean of its divisors is an integer number (661165).

2^1322329 is an apocalyptic number.

It is an amenable number.

1322329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322329 is an equidigital number, since it uses as much as digits as its factorization.

1322329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 22.

The square root of 1322329 is about 1149.9256497705. The cubic root of 1322329 is about 109.7606088717.

The spelling of 1322329 in words is "one million, three hundred twenty-two thousand, three hundred twenty-nine".