1143330424 has 16 divisors (see below), whose sum is σ = 2147405400. Its totient is φ = 570688992.

The previous prime is 1143330407. The next prime is 1143330439. The reversal of 1143330424 is 4240333411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117039 + ... + 126430.

Almost surely, 2^1143330424 is an apocalyptic number.

It is an amenable number.

1143330424 is a deficient number, since it is larger than the sum of its proper divisors (1004074976).

1143330424 is a wasteful number, since it uses less digits than its factorization.

1143330424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244062 (or 244058 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1143330424 is about 33813.1693870894. The cubic root of 1143330424 is about 1045.6602205973.

Adding to 1143330424 its reverse (4240333411), we get a palindrome (5383663835).

The spelling of 1143330424 in words is "one billion, one hundred forty-three million, three hundred thirty thousand, four hundred twenty-four".