1143043682 has 12 divisors (see below), whose sum is σ = 1884605478. Its totient is φ = 519565200.

The previous prime is 1143043679. The next prime is 1143043717. The reversal of 1143043682 is 2863403411.

It can be written as a sum of positive squares in only one way, i.e., 1016908321 + 126135361 = 31889^2 + 11231^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2361419 + ... + 2361902.

Almost surely, 2^1143043682 is an apocalyptic number.

1143043682 is a deficient number, since it is larger than the sum of its proper divisors (741561796).

1143043682 is a wasteful number, since it uses less digits than its factorization.

1143043682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4723345 (or 4723334 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1143043682 is about 33808.9290276992. The cubic root of 1143043682 is about 1045.5727977007.

The spelling of 1143043682 in words is "one billion, one hundred forty-three million, forty-three thousand, six hundred eighty-two".