11141256 has 128 divisors (see below), whose sum is σ = 34836480. Its totient is φ = 2896896.

The previous prime is 11141243. The next prime is 11141279. The reversal of 11141256 is 65214111.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a zygodrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134191 + ... + 134273.

It is an arithmetic number, because the mean of its divisors is an integer number (272160).

Almost surely, 2^11141256 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 11141256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17418240).

11141256 is an abundant number, since it is smaller than the sum of its proper divisors (23695224).

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

11141256 is a wasteful number, since it uses less digits than its factorization.

11141256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 159 counting only the distinct ones).

The product of its digits is 240, while the sum is 21.

The square root of 11141256 is about 3337.8520039091. The cubic root of 11141256 is about 223.3459342906.

Adding to 11141256 its reverse (65214111), we get a palindrome (76355367).

The spelling of 11141256 in words is "eleven million, one hundred forty-one thousand, two hundred fifty-six".