1143043118 has 16 divisors (see below), whose sum is σ = 1978529280. Its totient is φ = 485118936.

The previous prime is 1143043117. The next prime is 1143043133. The reversal of 1143043118 is 8113403411.

It is a super-3 number, since 3×1143043118³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143043117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394898 + ... + 397781.

It is an arithmetic number, because the mean of its divisors is an integer number (123658080).

Almost surely, 2^1143043118 is an apocalyptic number.

1143043118 is a deficient number, since it is larger than the sum of its proper divisors (835486162).

1143043118 is a wasteful number, since it uses less digits than its factorization.

1143043118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792791.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 1143043118 is about 33808.9206867063. The cubic root of 1143043118 is about 1045.5726257320.

Adding to 1143043118 its reverse (8113403411), we get a palindrome (9256446529).

The spelling of 1143043118 in words is "one billion, one hundred forty-three million, forty-three thousand, one hundred eighteen".