1109228118 has 16 divisors (see below), whose sum is σ = 2218782576. Its totient is φ = 369688320.

The previous prime is 1109228117. The next prime is 1109228123. The reversal of 1109228118 is 8118229011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109228117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74238 + ... + 87918.

It is an arithmetic number, because the mean of its divisors is an integer number (138673911).

Almost surely, 2^1109228118 is an apocalyptic number.

1109228118 is an abundant number, since it is smaller than the sum of its proper divisors (1109554458).

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

1109228118 is a wasteful number, since it uses less digits than its factorization.

1109228118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27199.

The product of its (nonzero) digits is 2304, while the sum is 33.

The square root of 1109228118 is about 33305.0764599032. The cubic root of 1109228118 is about 1035.1587480834.

The spelling of 1109228118 in words is "one billion, one hundred nine million, two hundred twenty-eight thousand, one hundred eighteen".