6459443 has 2 divisors, whose sum is σ = 6459444. Its totient is φ = 6459442.

The previous prime is 6459437. The next prime is 6459457. The reversal of 6459443 is 3449546.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6459443 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (6459493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3229721 + 3229722.

It is an arithmetic number, because the mean of its divisors is an integer number (3229722).

Almost surely, 2^6459443 is an apocalyptic number.

6459443 is a deficient number, since it is larger than the sum of its proper divisors (1).

6459443 is an equidigital number, since it uses as much as digits as its factorization.

6459443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 35.

The square root of 6459443 is about 2541.5434287063. The cubic root of 6459443 is about 186.2365952847.

The spelling of 6459443 in words is "six million, four hundred fifty-nine thousand, four hundred forty-three".