1304221203 has 8 divisors (see below), whose sum is σ = 1932179600. Its totient is φ = 869480784.

The previous prime is 1304221183. The next prime is 1304221207. The reversal of 1304221203 is 3021224031.

It is not a de Polignac number, because 1304221203 - 2¹⁶ = 1304155667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1304221207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24152218 + ... + 24152271.

It is an arithmetic number, because the mean of its divisors is an integer number (241522450).

Almost surely, 2^1304221203 is an apocalyptic number.

1304221203 is a deficient number, since it is larger than the sum of its proper divisors (627958397).

1304221203 is an equidigital number, since it uses as much as digits as its factorization.

1304221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48304498 (or 48304492 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1304221203 is about 36114.0028659245. The cubic root of 1304221203 is about 1092.5728865140.

Adding to 1304221203 its reverse (3021224031), we get a palindrome (4325445234).

The spelling of 1304221203 in words is "one billion, three hundred four million, two hundred twenty-one thousand, two hundred three".