1139143384 has 16 divisors (see below), whose sum is σ = 2136321720. Its totient is φ = 569457600.

The previous prime is 1139143373. The next prime is 1139143393. The reversal of 1139143384 is 4833419311.

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, 40572 + ... + 62644.

Almost surely, 2^1139143384 is an apocalyptic number.

It is an amenable number.

1139143384 is a deficient number, since it is larger than the sum of its proper divisors (997178336).

1139143384 is a wasteful number, since it uses less digits than its factorization.

1139143384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28530 (or 28526 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 1139143384 is about 33751.1982602100. The cubic root of 1139143384 is about 1044.3822066664.

The spelling of 1139143384 in words is "one billion, one hundred thirty-nine million, one hundred forty-three thousand, three hundred eighty-four".