6441343 has 2 divisors, whose sum is σ = 6441344. Its totient is φ = 6441342.

The previous prime is 6441319. The next prime is 6441349. The reversal of 6441343 is 3431446.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6441343 - 2⁹ = 6440831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6441349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3220671 + 3220672.

It is an arithmetic number, because the mean of its divisors is an integer number (3220672).

Almost surely, 2^6441343 is an apocalyptic number.

6441343 is a deficient number, since it is larger than the sum of its proper divisors (1).

6441343 is an equidigital number, since it uses as much as digits as its factorization.

6441343 is an odious number, because the sum of its binary digits is odd.

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

The square root of 6441343 is about 2537.9801023649. The cubic root of 6441343 is about 186.0624814175.

Adding to 6441343 its reverse (3431446), we get a palindrome (9872789).

The spelling of 6441343 in words is "six million, four hundred forty-one thousand, three hundred forty-three".