2321343443 has 2 divisors, whose sum is σ = 2321343444. Its totient is φ = 2321343442.

The previous prime is 2321343413. The next prime is 2321343511. The reversal of 2321343443 is 3443431232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321343443 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2321343403) 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, 1160671721 + 1160671722.

It is an arithmetic number, because the mean of its divisors is an integer number (1160671722).

Almost surely, 2^2321343443 is an apocalyptic number.

2321343443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321343443 is an equidigital number, since it uses as much as digits as its factorization.

2321343443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 29.

The square root of 2321343443 is about 48180.3221554194. The cubic root of 2321343443 is about 1324.0766687910.

Adding to 2321343443 its reverse (3443431232), we get a palindrome (5764774675).

The spelling of 2321343443 in words is "two billion, three hundred twenty-one million, three hundred forty-three thousand, four hundred forty-three".