1143144152 has 16 divisors (see below), whose sum is σ = 2189000160. Its totient is φ = 559410784.

The previous prime is 1143144131. The next prime is 1143144169. The reversal of 1143144152 is 2514413411.

It is a congruent number.

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, 1519763 + ... + 1520514.

It is an arithmetic number, because the mean of its divisors is an integer number (136812510).

Almost surely, 2^1143144152 is an apocalyptic number.

It is an amenable number.

1143144152 is a deficient number, since it is larger than the sum of its proper divisors (1045856008).

1143144152 is a wasteful number, since it uses less digits than its factorization.

1143144152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040330 (or 3040326 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

The square root of 1143144152 is about 33810.4148451331. The cubic root of 1143144152 is about 1045.6034310069.

Adding to 1143144152 its reverse (2514413411), we get a palindrome (3657557563).

The spelling of 1143144152 in words is "one billion, one hundred forty-three million, one hundred forty-four thousand, one hundred fifty-two".