11211088 has 40 divisors (see below), whose sum is σ = 25633280. Its totient is φ = 4648320.

The previous prime is 11211077. The next prime is 11211091. The reversal of 11211088 is 88011211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1858 + ... + 5086.

It is an arithmetic number, because the mean of its divisors is an integer number (640832).

Almost surely, 2^11211088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11211088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12816640).

11211088 is an abundant number, since it is smaller than the sum of its proper divisors (14422192).

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

11211088 is a wasteful number, since it uses less digits than its factorization.

11211088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275 (or 3269 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 22.

The square root of 11211088 is about 3348.2962831864. The cubic root of 11211088 is about 223.8115975348.

Adding to 11211088 its reverse (88011211), we get a palindrome (99222299).

It can be divided in two parts, 1121 and 1088, that added together give a square (2209 = 47²).

The spelling of 11211088 in words is "eleven million, two hundred eleven thousand, eighty-eight".