11405324 has 48 divisors (see below), whose sum is σ = 23876160. Its totient is φ = 4665600.

The previous prime is 11405321. The next prime is 11405327. The reversal of 11405324 is 42350411.

It is an interprime number because it is at equal distance from previous prime (11405321) and next prime (11405327).

It is a junction number, because it is equal to n+sod(n) for n = 11405296 and 11405305.

It is not an unprimeable number, because it can be changed into a prime (11405321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104582 + ... + 104690.

It is an arithmetic number, because the mean of its divisors is an integer number (497420).

Almost surely, 2^11405324 is an apocalyptic number.

11405324 is a gapful number since it is divisible by the number (14) 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 11405324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11938080).

11405324 is an abundant number, since it is smaller than the sum of its proper divisors (12470836).

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

11405324 is a wasteful number, since it uses less digits than its factorization.

11405324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 11405324 is about 3377.1769275535. The cubic root of 11405324 is about 225.0967419376.

Adding to 11405324 its reverse (42350411), we get a palindrome (53755735).

The spelling of 11405324 in words is "eleven million, four hundred five thousand, three hundred twenty-four".