1071112 has 32 divisors (see below), whose sum is σ = 2373120. Its totient is φ = 443520.

The previous prime is 1071067. The next prime is 1071121. The reversal of 1071112 is 2111701.

It is a super-2 number, since 2×1071112² = 2294561833088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071092 and 1071101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428 + ... + 2044.

It is an arithmetic number, because the mean of its divisors is an integer number (74160).

2^1071112 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 1071112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1186560).

1071112 is an abundant number, since it is smaller than the sum of its proper divisors (1302008).

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

1071112 is a wasteful number, since it uses less digits than its factorization.

1071112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 657 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 13.

The square root of 1071112 is about 1034.9454091883. The cubic root of 1071112 is about 102.3163318021.

Adding to 1071112 its reverse (2111701), we get a palindrome (3182813).

The spelling of 1071112 in words is "one million, seventy-one thousand, one hundred twelve".