6456743 has 2 divisors, whose sum is σ = 6456744. Its totient is φ = 6456742.

The previous prime is 6456739. The next prime is 6456757. The reversal of 6456743 is 3476546.

6456743 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 6456743 - 2² = 6456739 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6456733) 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, 3228371 + 3228372.

It is an arithmetic number, because the mean of its divisors is an integer number (3228372).

Almost surely, 2^6456743 is an apocalyptic number.

6456743 is a deficient number, since it is larger than the sum of its proper divisors (1).

6456743 is an equidigital number, since it uses as much as digits as its factorization.

6456743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 35.

The square root of 6456743 is about 2541.0121998920. The cubic root of 6456743 is about 186.2106431562.

The spelling of 6456743 in words is "six million, four hundred fifty-six thousand, seven hundred forty-three".