11321256 has 16 divisors (see below), whose sum is σ = 28303200. Its totient is φ = 3773744.

The previous prime is 11321251. The next prime is 11321257. The reversal of 11321256 is 65212311.

It is not an unprimeable number, because it can be changed into a prime (11321251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235836 + ... + 235883.

It is an arithmetic number, because the mean of its divisors is an integer number (1768950).

Almost surely, 2^11321256 is an apocalyptic number.

It is an amenable number.

11321256 is an abundant number, since it is smaller than the sum of its proper divisors (16981944).

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

11321256 is a wasteful number, since it uses less digits than its factorization.

11321256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471728 (or 471724 counting only the distinct ones).

The product of its digits is 360, while the sum is 21.

The square root of 11321256 is about 3364.7074167006. The cubic root of 11321256 is about 224.5423190279.

Adding to 11321256 its reverse (65212311), we get a palindrome (76533567).

The spelling of 11321256 in words is "eleven million, three hundred twenty-one thousand, two hundred fifty-six".