1103112 has 32 divisors (see below), whose sum is σ = 3064800. Its totient is φ = 367632.
The previous prime is 1103111. The next prime is 1103119. The reversal of 1103112 is 2113011.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 1103094 and 1103103.
It is not an unprimeable number, because it can be changed into a prime (1103111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2338 + ... + 2769.
It is an arithmetic number, because the mean of its divisors is an integer number (95775).
21103112 is an apocalyptic number.
1103112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1103112 is an abundant number, since it is smaller than the sum of its proper divisors (1961688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1103112 is a wasteful number, since it uses less digits than its factorization.
1103112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5122 (or 5112 counting only the distinct ones).
The product of its (nonzero) digits is 6, while the sum is 9.
The square root of 1103112 is about 1050.2913881395. The cubic root of 1103112 is about 103.3252670314.
Adding to 1103112 its reverse (2113011), we get a palindrome (3216123).
The spelling of 1103112 in words is "one million, one hundred three thousand, one hundred twelve".
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