11231256 has 32 divisors (see below), whose sum is σ = 28733760. Its totient is φ = 3656352.

The previous prime is 11231243. The next prime is 11231257. The reversal of 11231256 is 65213211.

It is a super-2 number, since 2×11231256² = 252282222675072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11231257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4410 + ... + 6473.

It is an arithmetic number, because the mean of its divisors is an integer number (897930).

Almost surely, 2^11231256 is an apocalyptic number.

It is an amenable number.

11231256 is an abundant number, since it is smaller than the sum of its proper divisors (17502504).

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

11231256 is a wasteful number, since it uses less digits than its factorization.

11231256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10935 (or 10931 counting only the distinct ones).

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

The square root of 11231256 is about 3351.3066108609. The cubic root of 11231256 is about 223.9457245201.

Adding to 11231256 its reverse (65213211), we get a palindrome (76444467).

The spelling of 11231256 in words is "eleven million, two hundred thirty-one thousand, two hundred fifty-six".