1313320012 has 6 divisors (see below), whose sum is σ = 2298310028. Its totient is φ = 656660004.

The previous prime is 1313320009. The next prime is 1313320027. The reversal of 1313320012 is 2100233131.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164164998 + ... + 164165005.

Almost surely, 2^1313320012 is an apocalyptic number.

It is an amenable number.

1313320012 is a deficient number, since it is larger than the sum of its proper divisors (984990016).

1313320012 is a wasteful number, since it uses less digits than its factorization.

1313320012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328330007 (or 328330005 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1313320012 is about 36239.7573391434. The cubic root of 1313320012 is about 1095.1077538992.

Adding to 1313320012 its reverse (2100233131), we get a palindrome (3413553143).

The spelling of 1313320012 in words is "one billion, three hundred thirteen million, three hundred twenty thousand, twelve".