11226641 has 4 divisors (see below), whose sum is σ = 11254500. Its totient is φ = 11198784.

The previous prime is 11226629. The next prime is 11226643. The reversal of 11226641 is 14662211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14662211 = 17 ⋅862483.

It can be written as a sum of positive squares in 2 ways, for example, as 9431041 + 1795600 = 3071^2 + 1340^2 .

It is a cyclic number.

It is not a de Polignac number, because 11226641 - 2¹⁴ = 11210257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11226643) 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 in 3 ways as a sum of consecutive naturals, for example, 13316 + ... + 14133.

It is an arithmetic number, because the mean of its divisors is an integer number (2813625).

Almost surely, 2^11226641 is an apocalyptic number.

It is an amenable number.

11226641 is a deficient number, since it is larger than the sum of its proper divisors (27859).

11226641 is an equidigital number, since it uses as much as digits as its factorization.

11226641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27858.

The product of its digits is 576, while the sum is 23.

The square root of 11226641 is about 3350.6180026974. The cubic root of 11226641 is about 223.9150467072.

Adding to 11226641 its reverse (14662211), we get a palindrome (25888852).

The spelling of 11226641 in words is "eleven million, two hundred twenty-six thousand, six hundred forty-one".