1112166 has 48 divisors (see below), whose sum is σ = 2712528. Its totient is φ = 326400.

The previous prime is 1112159. The next prime is 1112171. The reversal of 1112166 is 6612111.

It is a Harshad number since it is a multiple of its sum of digits (18).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8050 + ... + 8186.

It is an arithmetic number, because the mean of its divisors is an integer number (56511).

2^1112166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1356264).

1112166 is an abundant number, since it is smaller than the sum of its proper divisors (1600362).

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

1112166 is a wasteful number, since it uses less digits than its factorization.

1112166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 194 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 1112166 is about 1054.5928124162. The cubic root of 1112166 is about 103.6071843480.

Adding to 1112166 its reverse (6612111), we get a palindrome (7724277).

Subtracting 1112166 from its reverse (6612111), we obtain a palindrome (5499945).

The spelling of 1112166 in words is "one million, one hundred twelve thousand, one hundred sixty-six".