1143343424 has 14 divisors (see below), whose sum is σ = 2268822234. Its totient is φ = 571671680.

The previous prime is 1143343423. The next prime is 1143343427. The reversal of 1143343424 is 4243433411.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 919302400 + 224041024 = 30320^2 + 14968^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143343423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8932307 + ... + 8932434.

It is an arithmetic number, because the mean of its divisors is an integer number (162058731).

Almost surely, 2^1143343424 is an apocalyptic number.

It is an amenable number.

1143343424 is a deficient number, since it is larger than the sum of its proper divisors (1125478810).

1143343424 is an equidigital number, since it uses as much as digits as its factorization.

1143343424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17864753 (or 17864743 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

The square root of 1143343424 is about 33813.3616193362. The cubic root of 1143343424 is about 1045.6641837360.

Adding to 1143343424 its reverse (4243433411), we get a palindrome (5386776835).

The spelling of 1143343424 in words is "one billion, one hundred forty-three million, three hundred forty-three thousand, four hundred twenty-four".