6394043 has 2 divisors, whose sum is σ = 6394044. Its totient is φ = 6394042.

The previous prime is 6394009. The next prime is 6394093. The reversal of 6394043 is 3404936.

It is a happy number.

6394043 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6394043 - 2⁸ = 6393787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6393997 and 6394015.

It is not a weakly prime, because it can be changed into another prime (6394093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3197021 + 3197022.

It is an arithmetic number, because the mean of its divisors is an integer number (3197022).

Almost surely, 2^6394043 is an apocalyptic number.

6394043 is a deficient number, since it is larger than the sum of its proper divisors (1).

6394043 is an equidigital number, since it uses as much as digits as its factorization.

6394043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 6394043 is about 2528.6444985407. The cubic root of 6394043 is about 185.6059314116.

Adding to 6394043 its reverse (3404936), we get a palindrome (9798979).

The spelling of 6394043 in words is "six million, three hundred ninety-four thousand, forty-three".