1108994000 has 120 divisors (see below), whose sum is σ = 2775641544. Its totient is φ = 428544000.

The previous prime is 1108993987. The next prime is 1108994063. The reversal of 1108994000 is 4998011.

It can be written as a sum of positive squares in 4 ways, for example, as 21049744 + 1087944256 = 4588^2 + 32984^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1921712 + ... + 1922288.

Almost surely, 2^1108994000 is an apocalyptic number.

1108994000 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 1108994000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1387820772).

1108994000 is an abundant number, since it is smaller than the sum of its proper divisors (1666647544).

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

1108994000 is an equidigital number, since it uses as much as digits as its factorization.

1108994000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 615 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 1108994000 is about 33301.5615249495. The cubic root of 1108994000 is about 1035.0859147488.

The spelling of 1108994000 in words is "one billion, one hundred eight million, nine hundred ninety-four thousand".