1109116 has 6 divisors (see below), whose sum is σ = 1940960. Its totient is φ = 554556.

The previous prime is 1109113. The next prime is 1109117. The reversal of 1109116 is 6119011.

It is a junction number, because it is equal to n+sod(n) for n = 1109093 and 1109102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138636 + ... + 138643.

2^1109116 is an apocalyptic number.

It is an amenable number.

1109116 is a deficient number, since it is larger than the sum of its proper divisors (831844).

1109116 is a wasteful number, since it uses less digits than its factorization.

1109116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277283 (or 277281 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 19.

The square root of 1109116 is about 1053.1457638903. The cubic root of 1109116 is about 103.5123869824.

It can be divided in two parts, 1109 and 116, that added together give a triangular number (1225 = T₄₉).

The spelling of 1109116 in words is "one million, one hundred nine thousand, one hundred sixteen".