41271221 has 4 divisors (see below), whose sum is σ = 41317632. Its totient is φ = 41224812.

The previous prime is 41271203. The next prime is 41271227. The reversal of 41271221 is 12217214.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12217214 = 2 ⋅6108607.

It is a cyclic number.

It is not a de Polignac number, because 41271221 - 2¹⁰ = 41270197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 41271193 and 41271202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41271227) 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, 21845 + ... + 23658.

It is an arithmetic number, because the mean of its divisors is an integer number (10329408).

Almost surely, 2^41271221 is an apocalyptic number.

It is an amenable number.

41271221 is a deficient number, since it is larger than the sum of its proper divisors (46411).

41271221 is an equidigital number, since it uses as much as digits as its factorization.

41271221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46410.

The product of its digits is 224, while the sum is 20.

The square root of 41271221 is about 6424.2681295226. The cubic root of 41271221 is about 345.5804022889.

Adding to 41271221 its reverse (12217214), we get a palindrome (53488435).

The spelling of 41271221 in words is "forty-one million, two hundred seventy-one thousand, two hundred twenty-one".