1143435549784 has 16 divisors (see below), whose sum is σ = 2338845442920. Its totient is φ = 519743431680.

The previous prime is 1143435549779. The next prime is 1143435549877. The reversal of 1143435549784 is 4879455343411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6496792809 + ... + 6496792984.

Almost surely, 2^{1143435549784} is an apocalyptic number.

It is an amenable number.

1143435549784 is an abundant number, since it is smaller than the sum of its proper divisors (1195409893136).

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

1143435549784 is a wasteful number, since it uses less digits than its factorization.

1143435549784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12993585810 (or 12993585806 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 58.

The spelling of 1143435549784 in words is "one trillion, one hundred forty-three billion, four hundred thirty-five million, five hundred forty-nine thousand, seven hundred eighty-four".