1323440341 has 2 divisors, whose sum is σ = 1323440342. Its totient is φ = 1323440340.

The previous prime is 1323440291. The next prime is 1323440357. The reversal of 1323440341 is 1430443231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 816244900 + 507195441 = 28570^2 + 22521^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323440341 - 2⁹ = 1323439829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323440381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661720170 + 661720171.

It is an arithmetic number, because the mean of its divisors is an integer number (661720171).

Almost surely, 2^1323440341 is an apocalyptic number.

It is an amenable number.

1323440341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323440341 is an equidigital number, since it uses as much as digits as its factorization.

1323440341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1323440341 is about 36379.1195742833. The cubic root of 1323440341 is about 1097.9134940801.

Adding to 1323440341 its reverse (1430443231), we get a palindrome (2753883572).

The spelling of 1323440341 in words is "one billion, three hundred twenty-three million, four hundred forty thousand, three hundred forty-one".