11122256 has 10 divisors (see below), whose sum is σ = 21549402. Its totient is φ = 5561120.

The previous prime is 11122253. The next prime is 11122259. The reversal of 11122256 is 65222111.

It is an interprime number because it is at equal distance from previous prime (11122253) and next prime (11122259).

It can be written as a sum of positive squares in only one way, i.e., 11022400 + 99856 = 3320^2 + 316^2 .

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347555 + ... + 347586.

Almost surely, 2^11122256 is an apocalyptic number.

11122256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11122256 is a deficient number, since it is larger than the sum of its proper divisors (10427146).

11122256 is an equidigital number, since it uses as much as digits as its factorization.

11122256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695149 (or 695143 counting only the distinct ones).

The product of its digits is 240, while the sum is 20.

The square root of 11122256 is about 3335.0046476729. The cubic root of 11122256 is about 223.2188993216.

Adding to 11122256 its reverse (65222111), we get a palindrome (76344367).

The spelling of 11122256 in words is "eleven million, one hundred twenty-two thousand, two hundred fifty-six".