1304304233 has 2 divisors, whose sum is σ = 1304304234. Its totient is φ = 1304304232.

The previous prime is 1304304227. The next prime is 1304304271. The reversal of 1304304233 is 3324034031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1164993424 + 139310809 = 34132^2 + 11803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1304304233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1304304199 and 1304304208.

It is not a weakly prime, because it can be changed into another prime (1304304733) 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 as a sum of consecutive naturals, namely, 652152116 + 652152117.

It is an arithmetic number, because the mean of its divisors is an integer number (652152117).

Almost surely, 2^1304304233 is an apocalyptic number.

It is an amenable number.

1304304233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304304233 is an equidigital number, since it uses as much as digits as its factorization.

1304304233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 1304304233 is about 36115.1524017274. The cubic root of 1304304233 is about 1092.5960713341.

Adding to 1304304233 its reverse (3324034031), we get a palindrome (4628338264).

The spelling of 1304304233 in words is "one billion, three hundred four million, three hundred four thousand, two hundred thirty-three".