6556159 has 8 divisors (see below), whose sum is σ = 7124480. Its totient is φ = 6010200.

The previous prime is 6556111. The next prime is 6556201. The reversal of 6556159 is 9516556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6556159 - 2⁷ = 6556031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6556559) 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 in 7 ways as a sum of consecutive naturals, for example, 4977 + ... + 6154.

It is an arithmetic number, because the mean of its divisors is an integer number (890560).

Almost surely, 2^6556159 is an apocalyptic number.

6556159 is a deficient number, since it is larger than the sum of its proper divisors (568321).

6556159 is a wasteful number, since it uses less digits than its factorization.

6556159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11181.

The product of its digits is 40500, while the sum is 37.

The square root of 6556159 is about 2560.4997559070. The cubic root of 6556159 is about 187.1614893722.

The spelling of 6556159 in words is "six million, five hundred fifty-six thousand, one hundred fifty-nine".