1304203330 has 64 divisors (see below), whose sum is σ = 2478833280. Its totient is φ = 493549056.

The previous prime is 1304203291. The next prime is 1304203349. The reversal of 1304203330 is 333024031.

It is a junction number, because it is equal to n+sod(n) for n = 1304203298 and 1304203307.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2027989 + ... + 2028631.

It is an arithmetic number, because the mean of its divisors is an integer number (38731770).

Almost surely, 2^1304203330 is an apocalyptic number.

1304203330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1304203330 is a deficient number, since it is larger than the sum of its proper divisors (1174629950).

1304203330 is a wasteful number, since it uses less digits than its factorization.

1304203330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1304203330 is about 36113.7554125848. The cubic root of 1304203330 is about 1092.5678956315.

Adding to 1304203330 its reverse (333024031), we get a palindrome (1637227361).

The spelling of 1304203330 in words is "one billion, three hundred four million, two hundred three thousand, three hundred thirty".