11467221 has 4 divisors (see below), whose sum is σ = 15289632. Its totient is φ = 7644812.

The previous prime is 11467219. The next prime is 11467229. The reversal of 11467221 is 12276411.

11467221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11467221 - 2¹ = 11467219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11467191 and 11467200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11467229) 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, 1911201 + ... + 1911206.

It is an arithmetic number, because the mean of its divisors is an integer number (3822408).

Almost surely, 2^11467221 is an apocalyptic number.

It is an amenable number.

11467221 is a deficient number, since it is larger than the sum of its proper divisors (3822411).

11467221 is an equidigital number, since it uses as much as digits as its factorization.

11467221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3822410.

The product of its digits is 672, while the sum is 24.

The square root of 11467221 is about 3386.3285428322. The cubic root of 11467221 is about 225.5032095419.

The spelling of 11467221 in words is "eleven million, four hundred sixty-seven thousand, two hundred twenty-one".