6493147 has 2 divisors, whose sum is σ = 6493148. Its totient is φ = 6493146.

The previous prime is 6493141. The next prime is 6493169. The reversal of 6493147 is 7413946.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6493147 - 2³ = 6493139 is a prime.

It is not a weakly prime, because it can be changed into another prime (6493141) 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, 3246573 + 3246574.

It is an arithmetic number, because the mean of its divisors is an integer number (3246574).

Almost surely, 2^6493147 is an apocalyptic number.

6493147 is a deficient number, since it is larger than the sum of its proper divisors (1).

6493147 is an equidigital number, since it uses as much as digits as its factorization.

6493147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 6493147 is about 2548.1654184923. The cubic root of 6493147 is about 186.5599478573.

The spelling of 6493147 in words is "six million, four hundred ninety-three thousand, one hundred forty-seven".