1108844802289 has 9 divisors (see below), whose sum is σ = 1289889263001. Its totient is φ = 950432083860.

The previous prime is 1108844802277. The next prime is 1108844802311. The reversal of 1108844802289 is 9822084488011.

It is a happy number.

The square root of 1108844802289 is 1053017.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1108844802289 - 2²⁷ = 1108710584561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1108844802259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7295904 + ... + 7446334.

Almost surely, 2^{1108844802289} is an apocalyptic number.

1108844802289 is the 1053017-th square number.

1108844802289 is the 526509-th centered octagonal number.

It is an amenable number.

1108844802289 is a deficient number, since it is larger than the sum of its proper divisors (181044460712).

1108844802289 is an frugal number, since it uses more digits than its factorization.

1108844802289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300876 (or 150438 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 55.

The spelling of 1108844802289 in words is "one trillion, one hundred eight billion, eight hundred forty-four million, eight hundred two thousand, two hundred eighty-nine".