1182112 has 48 divisors (see below), whose sum is σ = 2571912. Its totient is φ = 532480.

The previous prime is 1182073. The next prime is 1182121. The reversal of 1182112 is 2112811.

It can be written as a sum of positive squares in 4 ways, for example, as 992016 + 190096 = 996^2 + 436^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

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, 22278 + ... + 22330.

2^1182112 is an apocalyptic number.

1182112 is the 544-th decagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1182112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1285956).

1182112 is an abundant number, since it is smaller than the sum of its proper divisors (1389800).

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

1182112 is a wasteful number, since it uses less digits than its factorization.

1182112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 113 counting only the distinct ones).

The product of its digits is 32, while the sum is 16.

The square root of 1182112 is about 1087.2497413198. The cubic root of 1182112 is about 105.7351880474.

Adding to 1182112 its reverse (2112811), we get a palindrome (3294923).

The spelling of 1182112 in words is "one million, one hundred eighty-two thousand, one hundred twelve".