6505163 has 16 divisors (see below), whose sum is σ = 7968000. Its totient is φ = 5186592.

The previous prime is 6505153. The next prime is 6505181. The reversal of 6505163 is 3615056.

It is a cyclic number.

It is not a de Polignac number, because 6505163 - 2⁸ = 6504907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6505123) 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 in 15 ways as a sum of consecutive naturals, for example, 7433 + ... + 8261.

It is an arithmetic number, because the mean of its divisors is an integer number (498000).

Almost surely, 2^6505163 is an apocalyptic number.

6505163 is a deficient number, since it is larger than the sum of its proper divisors (1462837).

6505163 is a wasteful number, since it uses less digits than its factorization.

6505163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 6505163 is about 2550.5221034133. The cubic root of 6505163 is about 186.6749574691.

The spelling of 6505163 in words is "six million, five hundred five thousand, one hundred sixty-three".