1119550000 has 60 divisors (see below), whose sum is σ = 2711357712. Its totient is φ = 447800000.

The previous prime is 1119549997. The next prime is 1119550007. The reversal of 1119550000 is 559111.

It is not an unprimeable number, because it can be changed into a prime (1119550007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38805 + ... + 61195.

Almost surely, 2^1119550000 is an apocalyptic number.

1119550000 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 1119550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1355678856).

1119550000 is an abundant number, since it is smaller than the sum of its proper divisors (1591807712).

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

1119550000 is an frugal number, since it uses more digits than its factorization.

1119550000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22424 (or 22398 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 22.

The square root of 1119550000 is about 33459.6772249823. The cubic root of 1119550000 is about 1038.3597170752.

The spelling of 1119550000 in words is "one billion, one hundred nineteen million, five hundred fifty thousand".