1323396265 has 16 divisors (see below), whose sum is σ = 1673464320. Its totient is φ = 1001911680.

The previous prime is 1323396247. The next prime is 1323396271. The reversal of 1323396265 is 5626933231.

It is a de Polignac number, because none of the positive numbers 2^k-1323396265 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87117 + ... + 101173.

It is an arithmetic number, because the mean of its divisors is an integer number (104591520).

Almost surely, 2^1323396265 is an apocalyptic number.

It is an amenable number.

1323396265 is a deficient number, since it is larger than the sum of its proper divisors (350068055).

1323396265 is a wasteful number, since it uses less digits than its factorization.

1323396265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15072.

The product of its digits is 174960, while the sum is 40.

The square root of 1323396265 is about 36378.5137821764. The cubic root of 1323396265 is about 1097.9013056016.

The spelling of 1323396265 in words is "one billion, three hundred twenty-three million, three hundred ninety-six thousand, two hundred sixty-five".