1125134432 has 24 divisors (see below), whose sum is σ = 2243152800. Its totient is φ = 555444864.

The previous prime is 1125134411. The next prime is 1125134441. The reversal of 1125134432 is 2344315211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220007 + ... + 225062.

It is an arithmetic number, because the mean of its divisors is an integer number (93464700).

Almost surely, 2^1125134432 is an apocalyptic number.

It is an amenable number.

1125134432 is a deficient number, since it is larger than the sum of its proper divisors (1118018368).

1125134432 is an equidigital number, since it uses as much as digits as its factorization.

1125134432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445158 (or 445150 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 1125134432 is about 33543.0235965692. The cubic root of 1125134432 is about 1040.0833365172.

Adding to 1125134432 its reverse (2344315211), we get a palindrome (3469449643).

The spelling of 1125134432 in words is "one billion, one hundred twenty-five million, one hundred thirty-four thousand, four hundred thirty-two".