11003652 has 72 divisors (see below), whose sum is σ = 31204992. Its totient is φ = 3240000.

The previous prime is 11003639. The next prime is 11003653. The reversal of 11003652 is 25630011.

11003652 is a `hidden beast` number, since 1 + 10 + 0 + 3 + 652 = 666.

11003652 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11003653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14277 + ... + 15027.

Almost surely, 2^11003652 is an apocalyptic number.

11003652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11003652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15602496).

11003652 is an abundant number, since it is smaller than the sum of its proper divisors (20201340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11003652 is a wasteful number, since it uses less digits than its factorization.

11003652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809 (or 804 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 11003652 is about 3317.1753043817. The cubic root of 11003652 is about 222.4226183800.

Adding to 11003652 its reverse (25630011), we get a palindrome (36633663).

The spelling of 11003652 in words is "eleven million, three thousand, six hundred fifty-two".