1314444321 has 8 divisors (see below), whose sum is σ = 1947324960. Its totient is φ = 876296196.

The previous prime is 1314444317. The next prime is 1314444331. The reversal of 1314444321 is 1234444131.

It is not a de Polignac number, because 1314444321 - 2² = 1314444317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 48683123 = 1314444321 / (1 + 3 + 1 + 4 + 4 + 4 + 4 + 3 + 2 + 1).

It is not an unprimeable number, because it can be changed into a prime (1314444311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24341535 + ... + 24341588.

It is an arithmetic number, because the mean of its divisors is an integer number (243415620).

Almost surely, 2^1314444321 is an apocalyptic number.

It is an amenable number.

1314444321 is a deficient number, since it is larger than the sum of its proper divisors (632880639).

1314444321 is an equidigital number, since it uses as much as digits as its factorization.

1314444321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48683132 (or 48683126 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 1314444321 is about 36255.2661140420. The cubic root of 1314444321 is about 1095.4201652720.

Adding to 1314444321 its reverse (1234444131), we get a palindrome (2548888452).

The spelling of 1314444321 in words is "one billion, three hundred fourteen million, four hundred forty-four thousand, three hundred twenty-one".