1040112 has 60 divisors (see below), whose sum is σ = 3017664. Its totient is φ = 334080.

The previous prime is 1040101. The next prime is 1040113. The reversal of 1040112 is 2110401.

It is a happy number.

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 = 1040094 and 1040103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4348 + ... + 4580.

2^1040112 is an apocalyptic number.

1040112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1040112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1508832).

1040112 is an abundant number, since it is smaller than the sum of its proper divisors (1977552).

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

1040112 is a wasteful number, since it uses less digits than its factorization.

1040112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1040112 is about 1019.8588137581. The cubic root of 1040112 is about 101.3195772339.

Adding to 1040112 its reverse (2110401), we get a palindrome (3150513).

The spelling of 1040112 in words is "one million, forty thousand, one hundred twelve".