1140804352 has 36 divisors (see below), whose sum is σ = 2283679440. Its totient is φ = 568767488.

The previous prime is 1140804271. The next prime is 1140804359. The reversal of 1140804352 is 2534080411.

It is a self number, because there is not a number n which added to its sum of digits gives 1140804352.

It is not an unprimeable number, because it can be changed into a prime (1140804359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85698 + ... + 98110.

It is an arithmetic number, because the mean of its divisors is an integer number (63435540).

Almost surely, 2^1140804352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140804352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1141839720).

1140804352 is an abundant number, since it is smaller than the sum of its proper divisors (1142875088).

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

1140804352 is an equidigital number, since it uses as much as digits as its factorization.

1140804352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12788 (or 12774 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 1140804352 is about 33775.7953570305. The cubic root of 1140804352 is about 1044.8895595380.

Adding to 1140804352 its reverse (2534080411), we get a palindrome (3674884763).

The spelling of 1140804352 in words is "one billion, one hundred forty million, eight hundred four thousand, three hundred fifty-two".