11889532 has 6 divisors (see below), whose sum is σ = 20806688. Its totient is φ = 5944764.

The previous prime is 11889529. The next prime is 11889539. The reversal of 11889532 is 23598811.

It is a junction number, because it is equal to n+sod(n) for n = 11889491 and 11889500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11889539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486188 + ... + 1486195.

Almost surely, 2^11889532 is an apocalyptic number.

It is an amenable number.

11889532 is a deficient number, since it is larger than the sum of its proper divisors (8917156).

11889532 is a wasteful number, since it uses less digits than its factorization.

11889532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2972387 (or 2972385 counting only the distinct ones).

The product of its digits is 17280, while the sum is 37.

The square root of 11889532 is about 3448.1200675151. The cubic root of 11889532 is about 228.2381578344.

It can be divided in two parts, 11889 and 532, that added together give a palindrome (12421).

The spelling of 11889532 in words is "eleven million, eight hundred eighty-nine thousand, five hundred thirty-two".