1125576166 has 48 divisors (see below), whose sum is σ = 2015638128. Its totient is φ = 467251200.

The previous prime is 1125576161. The next prime is 1125576187. The reversal of 1125576166 is 6616755211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125576161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 359086 + ... + 362206.

It is an arithmetic number, because the mean of its divisors is an integer number (41992461).

Almost surely, 2^1125576166 is an apocalyptic number.

1125576166 is a deficient number, since it is larger than the sum of its proper divisors (890061962).

1125576166 is a wasteful number, since it uses less digits than its factorization.

1125576166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257 (or 3244 counting only the distinct ones).

The product of its digits is 75600, while the sum is 40.

The square root of 1125576166 is about 33549.6075386881. The cubic root of 1125576166 is about 1040.2194328646.

The spelling of 1125576166 in words is "one billion, one hundred twenty-five million, five hundred seventy-six thousand, one hundred sixty-six".