1330323312 has 80 divisors (see below), whose sum is σ = 3593484288. Its totient is φ = 423287040.

The previous prime is 1330323301. The next prime is 1330323377. The reversal of 1330323312 is 2133230331.

It is a super-2 number, since 2×1330323312² = 3539520228901298688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 728833 + ... + 730655.

Almost surely, 2^1330323312 is an apocalyptic number.

1330323312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1330323312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1796742144).

1330323312 is an abundant number, since it is smaller than the sum of its proper divisors (2263160976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1330323312 is a wasteful number, since it uses less digits than its factorization.

1330323312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2518 (or 2512 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 1330323312 is about 36473.5974644674. The cubic root of 1330323312 is about 1099.8135529725.

Adding to 1330323312 its reverse (2133230331), we get a palindrome (3463553643).

The spelling of 1330323312 in words is "one billion, three hundred thirty million, three hundred twenty-three thousand, three hundred twelve".