22134271 has 4 divisors (see below), whose sum is σ = 22166200. Its totient is φ = 22102344.

The previous prime is 22134269. The next prime is 22134283. The reversal of 22134271 is 17243122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22134271 - 2¹ = 22134269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22134071) 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, 14901 + ... + 16318.

It is an arithmetic number, because the mean of its divisors is an integer number (5541550).

Almost surely, 2^22134271 is an apocalyptic number.

22134271 is a deficient number, since it is larger than the sum of its proper divisors (31929).

22134271 is an equidigital number, since it uses as much as digits as its factorization.

22134271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31928.

The product of its digits is 672, while the sum is 22.

The square root of 22134271 is about 4704.7073235218. The cubic root of 22134271 is about 280.7728266968.

Adding to 22134271 its reverse (17243122), we get a palindrome (39377393).

The spelling of 22134271 in words is "twenty-two million, one hundred thirty-four thousand, two hundred seventy-one".