1150800 has 120 divisors (see below), whose sum is σ = 4243776. Its totient is φ = 261120.

The previous prime is 1150783. The next prime is 1150823. The reversal of 1150800 is 80511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1150800.

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, 8332 + ... + 8468.

2^1150800 is an apocalyptic number.

1150800 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 1150800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2121888).

1150800 is an abundant number, since it is smaller than the sum of its proper divisors (3092976).

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

1150800 is a wasteful number, since it uses less digits than its factorization.

1150800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1150800 is about 1072.7534665523. The cubic root of 1150800 is about 104.7932439364.

The spelling of 1150800 in words is "one million, one hundred fifty thousand, eight hundred".