1143053424 has 160 divisors (see below), whose sum is σ = 3374784000. Its totient is φ = 370298880.

The previous prime is 1143053399. The next prime is 1143053479. The reversal of 1143053424 is 4243503411.

It is a happy number.

1143053424 is a `hidden beast` number, since 1 + 14 + 305 + 342 + 4 = 666.

It is a super-2 number, since 2×1143053424² = 2613142260236247552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2545552 + ... + 2546000.

It is an arithmetic number, because the mean of its divisors is an integer number (21092400).

Almost surely, 2^1143053424 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 1143053424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1687392000).

1143053424 is an abundant number, since it is smaller than the sum of its proper divisors (2231730576).

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

1143053424 is a wasteful number, since it uses less digits than its factorization.

1143053424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620 (or 608 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1143053424 is about 33809.0731017578. The cubic root of 1143053424 is about 1045.5757681154.

Adding to 1143053424 its reverse (4243503411), we get a palindrome (5386556835).

The spelling of 1143053424 in words is "one billion, one hundred forty-three million, fifty-three thousand, four hundred twenty-four".