1323211079 has 2 divisors, whose sum is σ = 1323211080. Its totient is φ = 1323211078.

The previous prime is 1323211063. The next prime is 1323211111. The reversal of 1323211079 is 9701123231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1323211079 - 2⁴ = 1323211063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323211679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661605539 + 661605540.

It is an arithmetic number, because the mean of its divisors is an integer number (661605540).

Almost surely, 2^1323211079 is an apocalyptic number.

1323211079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323211079 is an equidigital number, since it uses as much as digits as its factorization.

1323211079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 1323211079 is about 36375.9684269711. The cubic root of 1323211079 is about 1097.8500925621.

The spelling of 1323211079 in words is "one billion, three hundred twenty-three million, two hundred eleven thousand, seventy-nine".