1143413424 has 120 divisors (see below), whose sum is σ = 3353372672. Its totient is φ = 363242880.

The previous prime is 1143413423. The next prime is 1143413437. The reversal of 1143413424 is 4243143411.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1143413423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 297177 + ... + 300999.

Almost surely, 2^1143413424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1143413424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1676686336).

1143413424 is an abundant number, since it is smaller than the sum of its proper divisors (2209959248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143413424 is a wasteful number, since it uses less digits than its factorization.

1143413424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3935 (or 3926 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 1143413424 is about 33814.3966972649. The cubic root of 1143413424 is about 1045.6855231976.

Adding to 1143413424 its reverse (4243143411), we get a palindrome (5386556835).

The spelling of 1143413424 in words is "one billion, one hundred forty-three million, four hundred thirteen thousand, four hundred twenty-four".