1109844894 has 8 divisors (see below), whose sum is σ = 2219689800. Its totient is φ = 369948296.

The previous prime is 1109844889. The next prime is 1109844899. The reversal of 1109844894 is 4984489011.

It is an interprime number because it is at equal distance from previous prime (1109844889) and next prime (1109844899).

It is a sphenic number, since it is the product of 3 distinct primes.

1109844894 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109844899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92487069 + ... + 92487080.

It is an arithmetic number, because the mean of its divisors is an integer number (277461225).

Almost surely, 2^1109844894 is an apocalyptic number.

1109844894 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1109844894 is a wasteful number, since it uses less digits than its factorization.

1109844894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184974154.

The product of its (nonzero) digits is 331776, while the sum is 48.

The square root of 1109844894 is about 33314.3346624242. The cubic root of 1109844894 is about 1035.3505760046.

The spelling of 1109844894 in words is "one billion, one hundred nine million, eight hundred forty-four thousand, eight hundred ninety-four".