1320341441 has 2 divisors, whose sum is σ = 1320341442. Its totient is φ = 1320341440.

The previous prime is 1320341417. The next prime is 1320341443. The reversal of 1320341441 is 1441430231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 740928400 + 579413041 = 27220^2 + 24071^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320341441 - 2²² = 1316147137 is a prime.

Together with 1320341443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1320341443) 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, 660170720 + 660170721.

It is an arithmetic number, because the mean of its divisors is an integer number (660170721).

Almost surely, 2^1320341441 is an apocalyptic number.

It is an amenable number.

1320341441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320341441 is an equidigital number, since it uses as much as digits as its factorization.

1320341441 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1320341441 is about 36336.5028724560. The cubic root of 1320341441 is about 1097.0558850514.

Adding to 1320341441 its reverse (1441430231), we get a palindrome (2761771672).

The spelling of 1320341441 in words is "one billion, three hundred twenty million, three hundred forty-one thousand, four hundred forty-one".