1123522552 has 16 divisors (see below), whose sum is σ = 2107828800. Its totient is φ = 561434880.

The previous prime is 1123522541. The next prime is 1123522559. The reversal of 1123522552 is 2552253211.

It is a self number, because there is not a number n which added to its sum of digits gives 1123522552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123522559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25849 + ... + 53992.

It is an arithmetic number, because the mean of its divisors is an integer number (131739300).

Almost surely, 2^1123522552 is an apocalyptic number.

It is an amenable number.

1123522552 is a deficient number, since it is larger than the sum of its proper divisors (984306248).

1123522552 is a wasteful number, since it uses less digits than its factorization.

1123522552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81606 (or 81602 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 1123522552 is about 33518.9879322154. The cubic root of 1123522552 is about 1039.5864208586.

Adding to 1123522552 its reverse (2552253211), we get a palindrome (3675775763).

The spelling of 1123522552 in words is "one billion, one hundred twenty-three million, five hundred twenty-two thousand, five hundred fifty-two".