1162112 has 32 divisors (see below), whose sum is σ = 2647920. Its totient is φ = 497664.

The previous prime is 1162099. The next prime is 1162129. The reversal of 1162112 is 2112611.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 248 + ... + 1544.

2^1162112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1162112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1323960).

1162112 is an abundant number, since it is smaller than the sum of its proper divisors (1485808).

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

1162112 is an equidigital number, since it uses as much as digits as its factorization.

1162112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318 (or 1306 counting only the distinct ones).

The product of its digits is 24, while the sum is 14.

The square root of 1162112 is about 1078.0129869348. The cubic root of 1162112 is about 105.1354864758.

Adding to 1162112 its reverse (2112611), we get a palindrome (3274723).

The spelling of 1162112 in words is "one million, one hundred sixty-two thousand, one hundred twelve".