1135800320 has 104 divisors (see below), whose sum is σ = 2815082880. Its totient is φ = 439418880.

The previous prime is 1135800317. The next prime is 1135800331. The reversal of 1135800320 is 230085311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633986 + ... + 635774.

Almost surely, 2^1135800320 is an apocalyptic number.

1135800320 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 1135800320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407541440).

1135800320 is an abundant number, since it is smaller than the sum of its proper divisors (1679282560).

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

1135800320 is an equidigital number, since it uses as much as digits as its factorization.

1135800320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849 (or 1827 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1135800320 is about 33701.6367555049. The cubic root of 1135800320 is about 1043.3595500381.

Adding to 1135800320 its reverse (230085311), we get a palindrome (1365885631).

The spelling of 1135800320 in words is "one billion, one hundred thirty-five million, eight hundred thousand, three hundred twenty".