1125544112 has 60 divisors (see below), whose sum is σ = 2767418856. Its totient is φ = 438520320.

The previous prime is 1125544081. The next prime is 1125544157. The reversal of 1125544112 is 2114455211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56633 + ... + 73880.

Almost surely, 2^1125544112 is an apocalyptic number.

It is an amenable number.

1125544112 is an abundant number, since it is smaller than the sum of its proper divisors (1641874744).

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

1125544112 is a wasteful number, since it uses less digits than its factorization.

1125544112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130546 (or 130533 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

The square root of 1125544112 is about 33549.1298247809. The cubic root of 1125544112 is about 1040.2095583632.

Adding to 1125544112 its reverse (2114455211), we get a palindrome (3239999323).

The spelling of 1125544112 in words is "one billion, one hundred twenty-five million, five hundred forty-four thousand, one hundred twelve".