1323321079 has 2 divisors, whose sum is σ = 1323321080. Its totient is φ = 1323321078.

The previous prime is 1323321067. The next prime is 1323321107. The reversal of 1323321079 is 9701233231.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (9701233231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323321079 - 2⁷ = 1323320951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1323321079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323321019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661660539 + 661660540.

It is an arithmetic number, because the mean of its divisors is an integer number (661660540).

Almost surely, 2^1323321079 is an apocalyptic number.

1323321079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323321079 is an equidigital number, since it uses as much as digits as its factorization.

1323321079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 1323321079 is about 36377.4803827863. The cubic root of 1323321079 is about 1097.8805135498.

The spelling of 1323321079 in words is "one billion, three hundred twenty-three million, three hundred twenty-one thousand, seventy-nine".