1109748 has 12 divisors (see below), whose sum is σ = 2589440. Its totient is φ = 369912.

The previous prime is 1109737. The next prime is 1109749. The reversal of 1109748 is 8479011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46228 + ... + 46251.

2^1109748 is an apocalyptic number.

It is an amenable number.

1109748 is an abundant number, since it is smaller than the sum of its proper divisors (1479692).

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

1109748 is a wasteful number, since it uses less digits than its factorization.

1109748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92486 (or 92484 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 1109748 is about 1053.4457745893. The cubic root of 1109748 is about 103.5320445014.

The spelling of 1109748 in words is "one million, one hundred nine thousand, seven hundred forty-eight".