1123530532 has 12 divisors (see below), whose sum is σ = 1968740620. Its totient is φ = 561033216.

The previous prime is 1123530509. The next prime is 1123530589. The reversal of 1123530532 is 2350353211.

It can be written as a sum of positive squares in 2 ways, for example, as 881852416 + 241678116 = 29696^2 + 15546^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1123530497 and 1123530506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179553 + ... + 185704.

Almost surely, 2^1123530532 is an apocalyptic number.

It is an amenable number.

1123530532 is a deficient number, since it is larger than the sum of its proper divisors (845210088).

1123530532 is a wasteful number, since it uses less digits than its factorization.

1123530532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366030 (or 366028 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 1123530532 is about 33519.1069690110. The cubic root of 1123530532 is about 1039.5888821294.

Adding to 1123530532 its reverse (2350353211), we get a palindrome (3473883743).

The spelling of 1123530532 in words is "one billion, one hundred twenty-three million, five hundred thirty thousand, five hundred thirty-two".