1109796100 has 108 divisors (see below), whose sum is σ = 2814640164. Its totient is φ = 378712320.

The previous prime is 1109796053. The next prime is 1109796113. The reversal of 1109796100 is 16979011.

It can be written as a sum of positive squares in 6 ways, for example, as 19079424 + 1090716676 = 4368^2 + 33026^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1435314 + ... + 1436086.

It is an arithmetic number, because the mean of its divisors is an integer number (26061483).

Almost surely, 2^1109796100 is an apocalyptic number.

1109796100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1109796100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407320082).

1109796100 is an abundant number, since it is smaller than the sum of its proper divisors (1704844064).

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

1109796100 is a wasteful number, since it uses less digits than its factorization.

1109796100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094 (or 1080 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 34.

The square root of 1109796100 is about 33313.6023269775. The cubic root of 1109796100 is about 1035.3354028224.

The spelling of 1109796100 in words is "one billion, one hundred nine million, seven hundred ninety-six thousand, one hundred".