1312241344 has 14 divisors (see below), whose sum is σ = 2603979044. Its totient is φ = 656120640.

The previous prime is 1312241341. The next prime is 1312241351. The reversal of 1312241344 is 4431422131.

It is not an unprimeable number, because it can be changed into a prime (1312241341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10251822 + ... + 10251949.

Almost surely, 2^1312241344 is an apocalyptic number.

It is an amenable number.

1312241344 is a deficient number, since it is larger than the sum of its proper divisors (1291737700).

1312241344 is an equidigital number, since it uses as much as digits as its factorization.

1312241344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20503783 (or 20503773 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 1312241344 is about 36224.8718976341. The cubic root of 1312241344 is about 1094.8078571419.

Adding to 1312241344 its reverse (4431422131), we get a palindrome (5743663475).

The spelling of 1312241344 in words is "one billion, three hundred twelve million, two hundred forty-one thousand, three hundred forty-four".