1143232232 has 32 divisors (see below), whose sum is σ = 2182896000. Its totient is φ = 561163200.

The previous prime is 1143232193. The next prime is 1143232243. The reversal of 1143232232 is 2322323411.

It is a junction number, because it is equal to n+sod(n) for n = 1143232198 and 1143232207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290357 + ... + 294267.

It is an arithmetic number, because the mean of its divisors is an integer number (68215500).

Almost surely, 2^1143232232 is an apocalyptic number.

It is an amenable number.

1143232232 is a deficient number, since it is larger than the sum of its proper divisors (1039663768).

1143232232 is a wasteful number, since it uses less digits than its factorization.

1143232232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4577 (or 4573 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 1143232232 is about 33811.7173772643. The cubic root of 1143232232 is about 1045.6302851252.

Adding to 1143232232 its reverse (2322323411), we get a palindrome (3465555643).

The spelling of 1143232232 in words is "one billion, one hundred forty-three million, two hundred thirty-two thousand, two hundred thirty-two".