6485291 has 2 divisors, whose sum is σ = 6485292. Its totient is φ = 6485290.

The previous prime is 6485261. The next prime is 6485329. The reversal of 6485291 is 1925846.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6485291 - 2¹⁰ = 6484267 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6485261) 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, 3242645 + 3242646.

It is an arithmetic number, because the mean of its divisors is an integer number (3242646).

Almost surely, 2^6485291 is an apocalyptic number.

6485291 is a deficient number, since it is larger than the sum of its proper divisors (1).

6485291 is an equidigital number, since it uses as much as digits as its factorization.

6485291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 35.

The square root of 6485291 is about 2546.6234507677. The cubic root of 6485291 is about 186.4846784271.

It can be divided in two parts, 6485 and 291, that added together give a palindrome (6776).

The spelling of 6485291 in words is "six million, four hundred eighty-five thousand, two hundred ninety-one".