6811158 has 16 divisors (see below), whose sum is σ = 14339520. Its totient is φ = 2150856.

The previous prime is 6811141. The next prime is 6811213. The reversal of 6811158 is 8511186.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29760 + ... + 29987.

It is an arithmetic number, because the mean of its divisors is an integer number (896220).

Almost surely, 2^6811158 is an apocalyptic number.

6811158 is an abundant number, since it is smaller than the sum of its proper divisors (7528362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6811158 is a wasteful number, since it uses less digits than its factorization.

6811158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59771.

The product of its digits is 1920, while the sum is 30.

The square root of 6811158 is about 2609.8195339908. The cubic root of 6811158 is about 189.5572145263.

The spelling of 6811158 in words is "six million, eight hundred eleven thousand, one hundred fifty-eight".