11331324 has 72 divisors (see below), whose sum is σ = 30209088. Its totient is φ = 3576960.

The previous prime is 11331319. The next prime is 11331329. The reversal of 11331324 is 42313311.

11331324 is a `hidden beast` number, since 11 + 331 + 324 = 666.

It is an interprime number because it is at equal distance from previous prime (11331319) and next prime (11331329).

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11331297 and 11331306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331329) 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, 62514 + ... + 62694.

Almost surely, 2^11331324 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 11331324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15104544).

11331324 is an abundant number, since it is smaller than the sum of its proper divisors (18877764).

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

11331324 is a wasteful number, since it uses less digits than its factorization.

11331324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 270 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 11331324 is about 3366.2032024226. The cubic root of 11331324 is about 224.6088611811.

Adding to 11331324 its reverse (42313311), we get a palindrome (53644635).

The spelling of 11331324 in words is "eleven million, three hundred thirty-one thousand, three hundred twenty-four".