1143242324 has 48 divisors (see below), whose sum is σ = 2434656000. Its totient is φ = 468645408.

The previous prime is 1143242311. The next prime is 1143242329. The reversal of 1143242324 is 4232423411.

It is a super-2 number, since 2×1143242324² = 2614006022769841952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1143242293 and 1143242302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143242329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13442 + ... + 49670.

It is an arithmetic number, because the mean of its divisors is an integer number (50722000).

Almost surely, 2^1143242324 is an apocalyptic number.

1143242324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1143242324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1217328000).

1143242324 is an abundant number, since it is smaller than the sum of its proper divisors (1291413676).

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

1143242324 is a wasteful number, since it uses less digits than its factorization.

1143242324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36277 (or 36261 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 1143242324 is about 33811.8666151397. The cubic root of 1143242324 is about 1045.6333619191.

Adding to 1143242324 its reverse (4232423411), we get a palindrome (5375665735).

The spelling of 1143242324 in words is "one billion, one hundred forty-three million, two hundred forty-two thousand, three hundred twenty-four".