11289532 has 12 divisors (see below), whose sum is σ = 20091960. Its totient is φ = 5548976.

The previous prime is 11289517. The next prime is 11289559. The reversal of 11289532 is 23598211.

11289532 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 = 11289494 and 11289503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23683 + ... + 24154.

It is an arithmetic number, because the mean of its divisors is an integer number (1674330).

Almost surely, 2^11289532 is an apocalyptic number.

It is an amenable number.

11289532 is a deficient number, since it is larger than the sum of its proper divisors (8802428).

11289532 is a wasteful number, since it uses less digits than its factorization.

11289532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47900 (or 47898 counting only the distinct ones).

The product of its digits is 4320, while the sum is 31.

The square root of 11289532 is about 3359.9898809371. The cubic root of 11289532 is about 224.3323881236.

The spelling of 11289532 in words is "eleven million, two hundred eighty-nine thousand, five hundred thirty-two".