1143325938 has 16 divisors (see below), whose sum is σ = 2287148256. Its totient is φ = 381025920.

The previous prime is 1143325873. The next prime is 1143325979. The reversal of 1143325938 is 8395233411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1143325896 and 1143325905.

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, 13645 + ... + 49727.

It is an arithmetic number, because the mean of its divisors is an integer number (142946766).

Almost surely, 2^1143325938 is an apocalyptic number.

1143325938 is an abundant number, since it is smaller than the sum of its proper divisors (1143822318).

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

1143325938 is a wasteful number, since it uses less digits than its factorization.

1143325938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41369.

The product of its digits is 77760, while the sum is 39.

The square root of 1143325938 is about 33813.1030519235. The cubic root of 1143325938 is about 1045.6588530026.

The spelling of 1143325938 in words is "one billion, one hundred forty-three million, three hundred twenty-five thousand, nine hundred thirty-eight".