1125544052 has 12 divisors (see below), whose sum is σ = 1979038656. Its totient is φ = 560104440.

The previous prime is 1125544051. The next prime is 1125544067. The reversal of 1125544052 is 2504455211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125544051) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 665948 + ... + 667635.

It is an arithmetic number, because the mean of its divisors is an integer number (164919888).

Almost surely, 2^1125544052 is an apocalyptic number.

It is an amenable number.

1125544052 is a deficient number, since it is larger than the sum of its proper divisors (853494604).

1125544052 is a wasteful number, since it uses less digits than its factorization.

1125544052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333798 (or 1333796 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1125544052 is about 33549.1289305699. The cubic root of 1125544052 is about 1040.2095398795.

Adding to 1125544052 its reverse (2504455211), we get a palindrome (3629999263).

The spelling of 1125544052 in words is "one billion, one hundred twenty-five million, five hundred forty-four thousand, fifty-two".