1133240320 has 112 divisors (see below), whose sum is σ = 2764139760. Its totient is φ = 445906944.

The previous prime is 1133240267. The next prime is 1133240321. The reversal of 1133240320 is 230423311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133240321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2989891 + ... + 2990269.

Almost surely, 2^1133240320 is an apocalyptic number.

1133240320 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 1133240320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1382069880).

1133240320 is an abundant number, since it is smaller than the sum of its proper divisors (1630899440).

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

1133240320 is an frugal number, since it uses more digits than its factorization.

1133240320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1133240320 is about 33663.6349790096. The cubic root of 1133240320 is about 1042.5750783149.

Adding to 1133240320 its reverse (230423311), we get a palindrome (1363663631).

The spelling of 1133240320 in words is "one billion, one hundred thirty-three million, two hundred forty thousand, three hundred twenty".