1110011994 has 144 divisors (see below), whose sum is σ = 3039996960. Its totient is φ = 290122560.

The previous prime is 1110011989. The next prime is 1110012011. The reversal of 1110011994 is 4991100111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1501677 + ... + 1502415.

It is an arithmetic number, because the mean of its divisors is an integer number (21111090).

Almost surely, 2^1110011994 is an apocalyptic number.

1110011994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1110011994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1519998480).

1110011994 is an abundant number, since it is smaller than the sum of its proper divisors (1929984966).

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

1110011994 is a wasteful number, since it uses less digits than its factorization.

1110011994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905 (or 895 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The square root of 1110011994 is about 33316.8424974516. The cubic root of 1110011994 is about 1035.4025347363.

The spelling of 1110011994 in words is "one billion, one hundred ten million, eleven thousand, nine hundred ninety-four".