1125652528 has 160 divisors (see below), whose sum is σ = 2974809600. Its totient is φ = 398407680.

The previous prime is 1125652523. The next prime is 1125652529. The reversal of 1125652528 is 8252565211.

It is a super-2 number, since 2×1125652528² = 2534187227585581568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1125652523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1072548 + ... + 1073596.

It is an arithmetic number, because the mean of its divisors is an integer number (18592560).

Almost surely, 2^1125652528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125652528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1487404800).

1125652528 is an abundant number, since it is smaller than the sum of its proper divisors (1849157072).

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

1125652528 is a wasteful number, since it uses less digits than its factorization.

1125652528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155 (or 1149 counting only the distinct ones).

The product of its digits is 48000, while the sum is 37.

The square root of 1125652528 is about 33550.7455654863. The cubic root of 1125652528 is about 1040.2429560587.

The spelling of 1125652528 in words is "one billion, one hundred twenty-five million, six hundred fifty-two thousand, five hundred twenty-eight".