1323321107 has 2 divisors, whose sum is σ = 1323321108. Its totient is φ = 1323321106.

The previous prime is 1323321079. The next prime is 1323321133. The reversal of 1323321107 is 7011233231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1323321107 - 2²⁰ = 1322272531 is a prime.

It is not a weakly prime, because it can be changed into another prime (1323321907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661660553 + 661660554.

It is an arithmetic number, because the mean of its divisors is an integer number (661660554).

Almost surely, 2^1323321107 is an apocalyptic number.

1323321107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323321107 is an equidigital number, since it uses as much as digits as its factorization.

1323321107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 1323321107 is about 36377.4807676398. The cubic root of 1323321107 is about 1097.8805212932.

Adding to 1323321107 its reverse (7011233231), we get a palindrome (8334554338).

The spelling of 1323321107 in words is "one billion, three hundred twenty-three million, three hundred twenty-one thousand, one hundred seven".