1312224304 has 10 divisors (see below), whose sum is σ = 2542434620. Its totient is φ = 656112144.

The previous prime is 1312224301. The next prime is 1312224317. The reversal of 1312224304 is 4034222131.

It is not an unprimeable number, because it can be changed into a prime (1312224301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41006994 + ... + 41007025.

It is an arithmetic number, because the mean of its divisors is an integer number (254243462).

Almost surely, 2^1312224304 is an apocalyptic number.

It is an amenable number.

1312224304 is a deficient number, since it is larger than the sum of its proper divisors (1230210316).

1312224304 is an equidigital number, since it uses as much as digits as its factorization.

1312224304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82014027 (or 82014021 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1312224304 is about 36224.6366993515. The cubic root of 1312224304 is about 1094.8031182761.

Adding to 1312224304 its reverse (4034222131), we get a palindrome (5346446435).

The spelling of 1312224304 in words is "one billion, three hundred twelve million, two hundred twenty-four thousand, three hundred four".