1109109116 has 24 divisors (see below), whose sum is σ = 2044628880. Its totient is φ = 524973312.

The previous prime is 1109109107. The next prime is 1109109143. The reversal of 1109109116 is 6119019011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113330 + ... + 122726.

It is an arithmetic number, because the mean of its divisors is an integer number (85192870).

Almost surely, 2^1109109116 is an apocalyptic number.

It is an amenable number.

1109109116 is a deficient number, since it is larger than the sum of its proper divisors (935519764).

1109109116 is a wasteful number, since it uses less digits than its factorization.

1109109116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10973 (or 10971 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 29.

The square root of 1109109116 is about 33303.2898675191. The cubic root of 1109109116 is about 1035.1217282361.

The spelling of 1109109116 in words is "one billion, one hundred nine million, one hundred nine thousand, one hundred sixteen".