1135284984 has 160 divisors (see below), whose sum is σ = 3278035200. Its totient is φ = 366949440.

The previous prime is 1135284971. The next prime is 1135284989. The reversal of 1135284984 is 4894825311.

1135284984 is a `hidden beast` number, since 1 + 1 + 3 + 528 + 49 + 84 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135284989) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3429699 + ... + 3430029.

It is an arithmetic number, because the mean of its divisors is an integer number (20487720).

Almost surely, 2^1135284984 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 1135284984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639017600).

1135284984 is an abundant number, since it is smaller than the sum of its proper divisors (2142750216).

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

1135284984 is a wasteful number, since it uses less digits than its factorization.

1135284984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495 (or 482 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 1135284984 is about 33693.9903246855. The cubic root of 1135284984 is about 1043.2017282605.

The spelling of 1135284984 in words is "one billion, one hundred thirty-five million, two hundred eighty-four thousand, nine hundred eighty-four".