1304022443 has 2 divisors, whose sum is σ = 1304022444. Its totient is φ = 1304022442.

The previous prime is 1304022389. The next prime is 1304022493. The reversal of 1304022443 is 3442204031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1304022443 - 2¹⁰ = 1304021419 is a prime.

It is not a weakly prime, because it can be changed into another prime (1304022493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652011221 + 652011222.

It is an arithmetic number, because the mean of its divisors is an integer number (652011222).

Almost surely, 2^1304022443 is an apocalyptic number.

1304022443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304022443 is an equidigital number, since it uses as much as digits as its factorization.

1304022443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1304022443 is about 36111.2509199003. The cubic root of 1304022443 is about 1092.5173819164.

Adding to 1304022443 its reverse (3442204031), we get a palindrome (4746226474).

The spelling of 1304022443 in words is "one billion, three hundred four million, twenty-two thousand, four hundred forty-three".