11112166 has 16 divisors (see below), whose sum is σ = 18031104. Its totient is φ = 5105664.

The previous prime is 11112161. The next prime is 11112193. The reversal of 11112166 is 66121111.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112161) 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, 5851 + ... + 7513.

It is an arithmetic number, because the mean of its divisors is an integer number (1126944).

Almost surely, 2^11112166 is an apocalyptic number.

11112166 is a deficient number, since it is larger than the sum of its proper divisors (6918938).

11112166 is a wasteful number, since it uses less digits than its factorization.

11112166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935.

The product of its digits is 72, while the sum is 19.

The square root of 11112166 is about 3333.4915629112. The cubic root of 11112166 is about 223.1513782444.

Adding to 11112166 its reverse (66121111), we get a palindrome (77233277).

The spelling of 11112166 in words is "eleven million, one hundred twelve thousand, one hundred sixty-six".