1125545932 has 24 divisors (see below), whose sum is σ = 2264580864. Its totient is φ = 479486352.

The previous prime is 1125545909. The next prime is 1125545933. The reversal of 1125545932 is 2395455211.

It is a junction number, because it is equal to n+sod(n) for n = 1125545891 and 1125545900.

It is not an unprimeable number, because it can be changed into a prime (1125545933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115678 + ... + 125029.

It is an arithmetic number, because the mean of its divisors is an integer number (94357536).

Almost surely, 2^1125545932 is an apocalyptic number.

It is an amenable number.

1125545932 is an abundant number, since it is smaller than the sum of its proper divisors (1139034932).

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

1125545932 is a wasteful number, since it uses less digits than its factorization.

1125545932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240885 (or 240883 counting only the distinct ones).

The product of its digits is 54000, while the sum is 37.

The square root of 1125545932 is about 33549.1569491694. The cubic root of 1125545932 is about 1040.2101190344.

The spelling of 1125545932 in words is "one billion, one hundred twenty-five million, five hundred forty-five thousand, nine hundred thirty-two".