1143371568 has 40 divisors (see below), whose sum is σ = 2956158016. Its totient is φ = 380808000.

The previous prime is 1143371483. The next prime is 1143371599. The reversal of 1143371568 is 8651733411.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 52743 + ... + 71193.

Almost surely, 2^1143371568 is an apocalyptic number.

It is an amenable number.

1143371568 is an abundant number, since it is smaller than the sum of its proper divisors (1812786448).

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

1143371568 is a wasteful number, since it uses less digits than its factorization.

1143371568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19753 (or 19747 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 1143371568 is about 33813.7777836195. Note that the first 4 decimals coincide. The cubic root of 1143371568 is about 1045.6727635237.

The spelling of 1143371568 in words is "one billion, one hundred forty-three million, three hundred seventy-one thousand, five hundred sixty-eight".