1304123441 has 2 divisors, whose sum is σ = 1304123442. Its totient is φ = 1304123440.

The previous prime is 1304123377. The next prime is 1304123489. The reversal of 1304123441 is 1443214031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1247573041 + 56550400 = 35321^2 + 7520^2 .

It is a cyclic number.

It is not a de Polignac number, because 1304123441 - 2⁶ = 1304123377 is a prime.

It is not a weakly prime, because it can be changed into another prime (1304123641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652061720 + 652061721.

It is an arithmetic number, because the mean of its divisors is an integer number (652061721).

Almost surely, 2^1304123441 is an apocalyptic number.

It is an amenable number.

1304123441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304123441 is an equidigital number, since it uses as much as digits as its factorization.

1304123441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1304123441 is about 36112.6493212558. The cubic root of 1304123441 is about 1092.5455867535.

Adding to 1304123441 its reverse (1443214031), we get a palindrome (2747337472).

The spelling of 1304123441 in words is "one billion, three hundred four million, one hundred twenty-three thousand, four hundred forty-one".