11123166 has 8 divisors (see below), whose sum is σ = 22246344. Its totient is φ = 3707720.

The previous prime is 11123143. The next prime is 11123171. The reversal of 11123166 is 66132111.

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

11123166 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

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 3 ways as a sum of consecutive naturals, for example, 926925 + ... + 926936.

It is an arithmetic number, because the mean of its divisors is an integer number (2780793).

Almost surely, 2^11123166 is an apocalyptic number.

11123166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11123166 is a wasteful number, since it uses less digits than its factorization.

11123166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853866.

The product of its digits is 216, while the sum is 21.

The square root of 11123166 is about 3335.1410764764. The cubic root of 11123166 is about 223.2249869253.

Adding to 11123166 its reverse (66132111), we get a palindrome (77255277).

It can be divided in two parts, 1112 and 3166, that added together give a triangular number (4278 = T₉₂).

The spelling of 11123166 in words is "eleven million, one hundred twenty-three thousand, one hundred sixty-six".