11042320 has 40 divisors (see below), whose sum is σ = 25998336. Its totient is φ = 4361088.

The previous prime is 11042309. The next prime is 11042347. The reversal of 11042320 is 2324011.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 11042320.

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, 5809 + ... + 7471.

Almost surely, 2^11042320 is an apocalyptic number.

11042320 is a gapful number since it is divisible by the number (10) 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 11042320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12999168).

11042320 is an abundant number, since it is smaller than the sum of its proper divisors (14956016).

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

11042320 is a wasteful number, since it uses less digits than its factorization.

11042320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759 (or 1753 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 11042320 is about 3322.9986458017. The cubic root of 11042320 is about 222.6828526766.

Adding to 11042320 its reverse (2324011), we get a palindrome (13366331).

The spelling of 11042320 in words is "eleven million, forty-two thousand, three hundred twenty".