1304323039 has 8 divisors (see below), whose sum is σ = 1377863280. Its totient is φ = 1231272000.

The previous prime is 1304323021. The next prime is 1304323067. The reversal of 1304323039 is 9303234031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1304323039 - 2⁷ = 1304322911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1304322998 and 1304323016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304323439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116812 + ... + 127489.

It is an arithmetic number, because the mean of its divisors is an integer number (172232910).

Almost surely, 2^1304323039 is an apocalyptic number.

1304323039 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1304323039 is a deficient number, since it is larger than the sum of its proper divisors (73540241).

1304323039 is a wasteful number, since it uses less digits than its factorization.

1304323039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244601.

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 1304323039 is about 36115.4127624204. The cubic root of 1304323039 is about 1092.6013224768.

The spelling of 1304323039 in words is "one billion, three hundred four million, three hundred twenty-three thousand, thirty-nine".