11155332 has 48 divisors (see below), whose sum is σ = 27820800. Its totient is φ = 3466752.

The previous prime is 11155327. The next prime is 11155351. The reversal of 11155332 is 23355111.

It is a junction number, because it is equal to n+sod(n) for n = 11155299 and 11155308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30213 + ... + 30579.

It is an arithmetic number, because the mean of its divisors is an integer number (579600).

Almost surely, 2^11155332 is an apocalyptic number.

11155332 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 11155332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13910400).

11155332 is an abundant number, since it is smaller than the sum of its proper divisors (16665468).

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

11155332 is a wasteful number, since it uses less digits than its factorization.

11155332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540 (or 538 counting only the distinct ones).

The product of its digits is 450, while the sum is 21.

The square root of 11155332 is about 3339.9598799986. The cubic root of 11155332 is about 223.4399540409.

The spelling of 11155332 in words is "eleven million, one hundred fifty-five thousand, three hundred thirty-two".