1143084384 has 144 divisors (see below), whose sum is σ = 3685172400. Its totient is φ = 333186048.

The previous prime is 1143084377. The next prime is 1143084407. The reversal of 1143084384 is 4834803411.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 63102 + ... + 79170.

It is an arithmetic number, because the mean of its divisors is an integer number (25591475).

Almost surely, 2^1143084384 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 1143084384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1842586200).

1143084384 is an abundant number, since it is smaller than the sum of its proper divisors (2542088016).

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

1143084384 is a wasteful number, since it uses less digits than its factorization.

1143084384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16117 (or 16106 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 1143084384 is about 33809.5309639161. The cubic root of 1143084384 is about 1045.5852079581.

Adding to 1143084384 its reverse (4834803411), we get a palindrome (5977887795).

The spelling of 1143084384 in words is "one billion, one hundred forty-three million, eighty-four thousand, three hundred eighty-four".