1143152032 has 48 divisors (see below), whose sum is σ = 2534402304. Its totient is φ = 502848000.

The previous prime is 1143152027. The next prime is 1143152039. The reversal of 1143152032 is 2302513411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1143151994 and 1143152012.

It is not an unprimeable number, because it can be changed into a prime (1143152039) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 41469 + ... + 63292.

It is an arithmetic number, because the mean of its divisors is an integer number (52800048).

Almost surely, 2^1143152032 is an apocalyptic number.

It is an amenable number.

1143152032 is an abundant number, since it is smaller than the sum of its proper divisors (1391250272).

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

1143152032 is a wasteful number, since it uses less digits than its factorization.

1143152032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104813 (or 104805 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1143152032 is about 33810.5313770724. The cubic root of 1143152032 is about 1045.6058335432.

Adding to 1143152032 its reverse (2302513411), we get a palindrome (3445665443).

The spelling of 1143152032 in words is "one billion, one hundred forty-three million, one hundred fifty-two thousand, thirty-two".