6496543 has 2 divisors, whose sum is σ = 6496544. Its totient is φ = 6496542.

The previous prime is 6496531. The next prime is 6496547. The reversal of 6496543 is 3456946.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6496543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6496547) 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, 3248271 + 3248272.

It is an arithmetic number, because the mean of its divisors is an integer number (3248272).

Almost surely, 2^6496543 is an apocalyptic number.

6496543 is a deficient number, since it is larger than the sum of its proper divisors (1).

6496543 is an equidigital number, since it uses as much as digits as its factorization.

6496543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 37.

The square root of 6496543 is about 2548.8316931488. The cubic root of 6496543 is about 186.5924666120.

The spelling of 6496543 in words is "six million, four hundred ninety-six thousand, five hundred forty-three".