1131704000 has 168 divisors, whose sum is σ = 3261372192. Its totient is φ = 387878400.

The previous prime is 1131703999. The next prime is 1131704069. The reversal of 1131704000 is 4071311.

It is a self number, because there is not a number n which added to its sum of digits gives 1131704000.

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, 390557 + ... + 393443.

Almost surely, 2^1131704000 is an apocalyptic number.

1131704000 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 1131704000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1630686096).

1131704000 is an abundant number, since it is smaller than the sum of its proper divisors (2129668192).

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

1131704000 is an equidigital number, since it uses as much as digits as its factorization.

1131704000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928 (or 2901 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 1131704000 is about 33640.8085515197. The cubic root of 1131704000 is about 1042.1037298356.

Adding to 1131704000 its reverse (4071311), we get a palindrome (1135775311).

The spelling of 1131704000 in words is "one billion, one hundred thirty-one million, seven hundred four thousand".