11132428 has 6 divisors (see below), whose sum is σ = 19481756. Its totient is φ = 5566212.

The previous prime is 11132419. The next prime is 11132447. The reversal of 11132428 is 82423111.

It is a happy number.

11132428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11132399 and 11132408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1391550 + ... + 1391557.

Almost surely, 2^11132428 is an apocalyptic number.

It is an amenable number.

11132428 is a deficient number, since it is larger than the sum of its proper divisors (8349328).

11132428 is a wasteful number, since it uses less digits than its factorization.

11132428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783111 (or 2783109 counting only the distinct ones).

The product of its digits is 384, while the sum is 22.

The square root of 11132428 is about 3336.5293345031. The cubic root of 11132428 is about 223.2869278103.

Adding to 11132428 its reverse (82423111), we get a palindrome (93555539).

The spelling of 11132428 in words is "eleven million, one hundred thirty-two thousand, four hundred twenty-eight".