1135500 has 48 divisors (see below), whose sum is σ = 3310944. Its totient is φ = 302400.

The previous prime is 1135483. The next prime is 1135513. The reversal of 1135500 is 55311.

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 1135500.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122 + ... + 1878.

It is an arithmetic number, because the mean of its divisors is an integer number (68978).

2^1135500 is an apocalyptic number.

1135500 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 1135500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655472).

1135500 is an abundant number, since it is smaller than the sum of its proper divisors (2175444).

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

1135500 is a wasteful number, since it uses less digits than its factorization.

1135500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779 (or 767 counting only the distinct ones).

The product of its (nonzero) digits is 75, while the sum is 15.

The square root of 1135500 is about 1065.5984234223. The cubic root of 1135500 is about 104.3267582769.

It can be divided in two parts, 11 and 35500, that added together give a triangular number (35511 = T₂₆₆).

The spelling of 1135500 in words is "one million, one hundred thirty-five thousand, five hundred".