11205135532 has 12 divisors (see below), whose sum is σ = 19612818400. Its totient is φ = 5601473136.

The previous prime is 11205135527. The next prime is 11205135541. The reversal of 11205135532 is 23553150211.

11205135532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11205135532.

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, 250407 + ... + 291742.

Almost surely, 2^11205135532 is an apocalyptic number.

It is an amenable number.

11205135532 is a deficient number, since it is larger than the sum of its proper divisors (8407682868).

11205135532 is a wasteful number, since it uses less digits than its factorization.

11205135532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547320 (or 547318 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 11205135532 its reverse (23553150211), we get a palindrome (34758285743).

The spelling of 11205135532 in words is "eleven billion, two hundred five million, one hundred thirty-five thousand, five hundred thirty-two".