1100140000 has 120 divisors (see below), whose sum is σ = 2750250888. Its totient is φ = 432960000.

The previous prime is 1100139973. The next prime is 1100140007. The reversal of 1100140000 is 410011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100140007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1339590 + ... + 1340410.

Almost surely, 2^1100140000 is an apocalyptic number.

1100140000 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 1100140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1375125444).

1100140000 is an abundant number, since it is smaller than the sum of its proper divisors (1650110888).

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

1100140000 is an frugal number, since it uses more digits than its factorization.

1100140000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918 (or 895 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1100140000 is about 33168.3584158155. The cubic root of 1100140000 is about 1032.3239073005.

Adding to 1100140000 its reverse (410011), we get a palindrome (1100550011).

The spelling of 1100140000 in words is "one billion, one hundred million, one hundred forty thousand".