6666113 has 8 divisors (see below), whose sum is σ = 7022400. Its totient is φ = 6315408.

The previous prime is 6666097. The next prime is 6666133. The reversal of 6666113 is 3116666.

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 6666113 - 2⁴ = 6666097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6666133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1178 + ... + 3836.

It is an arithmetic number, because the mean of its divisors is an integer number (877800).

Almost surely, 2^6666113 is an apocalyptic number.

It is an amenable number.

6666113 is a deficient number, since it is larger than the sum of its proper divisors (356287).

6666113 is a wasteful number, since it uses less digits than its factorization.

6666113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791.

The product of its digits is 3888, while the sum is 29.

The square root of 6666113 is about 2581.8816781565. The cubic root of 6666113 is about 188.2019954292.

The spelling of 6666113 in words is "six million, six hundred sixty-six thousand, one hundred thirteen".