1123532404 has 12 divisors (see below), whose sum is σ = 1998414628. Its totient is φ = 552556800.

The previous prime is 1123532401. The next prime is 1123532419. The reversal of 1123532404 is 4042353211.

It can be written as a sum of positive squares in 2 ways, for example, as 189007504 + 934524900 = 13748^2 + 30570^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123532401) 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, 2302077 + ... + 2302564.

Almost surely, 2^1123532404 is an apocalyptic number.

It is an amenable number.

1123532404 is a deficient number, since it is larger than the sum of its proper divisors (874882224).

1123532404 is a wasteful number, since it uses less digits than its factorization.

1123532404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4604706 (or 4604704 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1123532404 is about 33519.1348933710. The cubic root of 1123532404 is about 1039.5894595086.

Adding to 1123532404 its reverse (4042353211), we get a palindrome (5165885615).

The spelling of 1123532404 in words is "one billion, one hundred twenty-three million, five hundred thirty-two thousand, four hundred four".