1042112 has 28 divisors (see below), whose sum is σ = 2179320. Its totient is φ = 493056.

The previous prime is 1042109. The next prime is 1042121. The reversal of 1042112 is 2112401.

It is a junction number, because it is equal to n+sod(n) for n = 1042093 and 1042102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 788 + ... + 1644.

2^1042112 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 1042112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1089660).

1042112 is an abundant number, since it is smaller than the sum of its proper divisors (1137208).

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

1042112 is an equidigital number, since it uses as much as digits as its factorization.

1042112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888 (or 878 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1042112 is about 1020.8388707333. The cubic root of 1042112 is about 101.3844771069.

Adding to 1042112 its reverse (2112401), we get a palindrome (3154513).

The spelling of 1042112 in words is "one million, forty-two thousand, one hundred twelve".