1323313985 has 16 divisors (see below), whose sum is σ = 1841920896. Its totient is φ = 893870208.

The previous prime is 1323313969. The next prime is 1323314011. The reversal of 1323313985 is 5893133231.

It is not a de Polignac number, because 1323313985 - 2⁴ = 1323313969 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279812 + ... + 284501.

It is an arithmetic number, because the mean of its divisors is an integer number (115120056).

Almost surely, 2^1323313985 is an apocalyptic number.

It is an amenable number.

1323313985 is a deficient number, since it is larger than the sum of its proper divisors (518606911).

1323313985 is an equidigital number, since it uses as much as digits as its factorization.

1323313985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564392.

The product of its digits is 58320, while the sum is 38.

The square root of 1323313985 is about 36377.3828772769. The cubic root of 1323313985 is about 1097.8785517235.

The spelling of 1323313985 in words is "one billion, three hundred twenty-three million, three hundred thirteen thousand, nine hundred eighty-five".