6544163 has 2 divisors, whose sum is σ = 6544164. Its totient is φ = 6544162.

The previous prime is 6544157. The next prime is 6544171. The reversal of 6544163 is 3614456.

It is a happy number.

6544163 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 6544163 - 2⁸ = 6543907 is a prime.

It is not a weakly prime, because it can be changed into another prime (6544063) 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, 3272081 + 3272082.

It is an arithmetic number, because the mean of its divisors is an integer number (3272082).

Almost surely, 2^6544163 is an apocalyptic number.

6544163 is a deficient number, since it is larger than the sum of its proper divisors (1).

6544163 is an equidigital number, since it uses as much as digits as its factorization.

6544163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 6544163 is about 2558.1561719332. The cubic root of 6544163 is about 187.0472680228.

The spelling of 6544163 in words is "six million, five hundred forty-four thousand, one hundred sixty-three".