1143144592 has 20 divisors (see below), whose sum is σ = 2286290176. Its totient is φ = 553134240.

The previous prime is 1143144581. The next prime is 1143144599. The reversal of 1143144592 is 2954413411.

1143144592 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1143144599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1151868 + ... + 1152859.

Almost surely, 2^1143144592 is an apocalyptic number.

It is an amenable number.

1143144592 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1143144592 is a wasteful number, since it uses less digits than its factorization.

1143144592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304766 (or 2304760 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 1143144592 is about 33810.4213520033. The cubic root of 1143144592 is about 1045.6035651590.

The spelling of 1143144592 in words is "one billion, one hundred forty-three million, one hundred forty-four thousand, five hundred ninety-two".