11052720 has 320 divisors, whose sum is σ = 47139840. Its totient is φ = 2322432.

The previous prime is 11052707. The next prime is 11052721. The reversal of 11052720 is 2725011.

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

It is a junction number, because it is equal to n+sod(n) for n = 11052693 and 11052702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11052721) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 257019 + ... + 257061.

It is an arithmetic number, because the mean of its divisors is an integer number (147312).

Almost surely, 2^11052720 is an apocalyptic number.

11052720 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 11052720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23569920).

11052720 is an abundant number, since it is smaller than the sum of its proper divisors (36087120).

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

11052720 is a wasteful number, since it uses less digits than its factorization.

11052720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 11052720 is about 3324.5631291946. The cubic root of 11052720 is about 222.7527406163.

Adding to 11052720 its reverse (2725011), we get a palindrome (13777731).

The spelling of 11052720 in words is "eleven million, fifty-two thousand, seven hundred twenty".