11120256 has 144 divisors (see below), whose sum is σ = 37413090. Its totient is φ = 3161088.

The previous prime is 11120251. The next prime is 11120279. The reversal of 11120256 is 65202111.

It can be written as a sum of positive squares in only one way, i.e., 6350400 + 4769856 = 2520^2 + 2184^2 .

It is a tau number, because it is divible by the number of its divisors (144).

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

It is not an unprimeable number, because it can be changed into a prime (11120251) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 56350 + ... + 56546.

Almost surely, 2^11120256 is an apocalyptic number.

11120256 is a gapful number since it is divisible by the number (16) 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 11120256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18706545).

11120256 is an abundant number, since it is smaller than the sum of its proper divisors (26292834).

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

11120256 is a wasteful number, since it uses less digits than its factorization.

11120256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 11120256 is about 3334.7047845349. The cubic root of 11120256 is about 223.2055188060.

Adding to 11120256 its reverse (65202111), we get a palindrome (76322367).

The spelling of 11120256 in words is "eleven million, one hundred twenty thousand, two hundred fifty-six".