1143255524 has 12 divisors (see below), whose sum is σ = 2016451584. Its totient is φ = 567126504.

The previous prime is 1143255499. The next prime is 1143255539. The reversal of 1143255524 is 4255523411.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1124744 + ... + 1125759.

It is an arithmetic number, because the mean of its divisors is an integer number (168037632).

Almost surely, 2^1143255524 is an apocalyptic number.

It is an amenable number.

1143255524 is a deficient number, since it is larger than the sum of its proper divisors (873196060).

1143255524 is a wasteful number, since it uses less digits than its factorization.

1143255524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250634 (or 2250632 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 1143255524 is about 33812.0618123178. The cubic root of 1143255524 is about 1045.6373862357.

Adding to 1143255524 its reverse (4255523411), we get a palindrome (5398778935).

The spelling of 1143255524 in words is "one billion, one hundred forty-three million, two hundred fifty-five thousand, five hundred twenty-four".