1119800 has 48 divisors (see below), whose sum is σ = 2845800. Its totient is φ = 406400.

The previous prime is 1119799. The next prime is 1119809. The reversal of 1119800 is 89111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1119809) 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, 1946 + ... + 2454.

2^1119800 is an apocalyptic number.

1119800 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 1119800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422900).

1119800 is an abundant number, since it is smaller than the sum of its proper divisors (1726000).

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

1119800 is a wasteful number, since it uses less digits than its factorization.

1119800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

The square root of 1119800 is about 1058.2060290889. The cubic root of 1119800 is about 103.8437001284.

The spelling of 1119800 in words is "one million, one hundred nineteen thousand, eight hundred".