1109016 has 48 divisors (see below), whose sum is σ = 3059160. Its totient is φ = 362880.

The previous prime is 1108999. The next prime is 1109021. The reversal of 1109016 is 6109011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1109016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5151 + ... + 5361.

2^1109016 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 1109016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1529580).

1109016 is an abundant number, since it is smaller than the sum of its proper divisors (1950144).

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

1109016 is a wasteful number, since it uses less digits than its factorization.

1109016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 289 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The square root of 1109016 is about 1053.0982860113. The cubic root of 1109016 is about 103.5092759312.

The spelling of 1109016 in words is "one million, one hundred nine thousand, sixteen".