1304443323 has 6 divisors (see below), whose sum is σ = 1884195924. Its totient is φ = 869628876.

The previous prime is 1304443319. The next prime is 1304443369. The reversal of 1304443323 is 3233444031.

It is not a de Polignac number, because 1304443323 - 2² = 1304443319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1304443223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72469065 + ... + 72469082.

It is an arithmetic number, because the mean of its divisors is an integer number (314032654).

Almost surely, 2^1304443323 is an apocalyptic number.

1304443323 is a deficient number, since it is larger than the sum of its proper divisors (579752601).

1304443323 is a wasteful number, since it uses less digits than its factorization.

1304443323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144938153 (or 144938150 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 1304443323 is about 36117.0779964271. The cubic root of 1304443323 is about 1092.6349078218.

Adding to 1304443323 its reverse (3233444031), we get a palindrome (4537887354).

The spelling of 1304443323 in words is "one billion, three hundred four million, four hundred forty-three thousand, three hundred twenty-three".