1304311712 has 24 divisors (see below), whose sum is σ = 2801306592. Its totient is φ = 592868800.

The previous prime is 1304311709. The next prime is 1304311727. The reversal of 1304311712 is 2171134031.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 1852364 + ... + 1853067.

It is an arithmetic number, because the mean of its divisors is an integer number (116721108).

Almost surely, 2^1304311712 is an apocalyptic number.

It is an amenable number.

1304311712 is an abundant number, since it is smaller than the sum of its proper divisors (1496994880).

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

1304311712 is a wasteful number, since it uses less digits than its factorization.

1304311712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3705452 (or 3705444 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1304311712 is about 36115.2559453758. The cubic root of 1304311712 is about 1092.5981596788.

Adding to 1304311712 its reverse (2171134031), we get a palindrome (3475445743).

The spelling of 1304311712 in words is "one billion, three hundred four million, three hundred eleven thousand, seven hundred twelve".