1128112 has 10 divisors (see below), whose sum is σ = 2185748. Its totient is φ = 564048.

The previous prime is 1128109. The next prime is 1128143. The reversal of 1128112 is 2118211.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 70507 = 1128112 / (1 + 1 + 2 + 8 + 1 + 1 + 2).

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35238 + ... + 35269.

2^1128112 is an apocalyptic number.

It is an amenable number.

1128112 is a deficient number, since it is larger than the sum of its proper divisors (1057636).

1128112 is an equidigital number, since it uses as much as digits as its factorization.

1128112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70515 (or 70509 counting only the distinct ones).

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

The square root of 1128112 is about 1062.1261695298. The cubic root of 1128112 is about 104.1000024300.

1128112 divided by its sum of digits (16) gives a palindrome (70507).

Subtracting 1128112 from its reverse (2118211), we obtain a palindrome (990099).

The spelling of 1128112 in words is "one million, one hundred twenty-eight thousand, one hundred twelve".