13222135 has 8 divisors (see below), whose sum is σ = 16295616. Its totient is φ = 10291680.

The previous prime is 13222133. The next prime is 13222159. The reversal of 13222135 is 53122231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13222135 - 2¹ = 13222133 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 (13222133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35551 + ... + 35920.

It is an arithmetic number, because the mean of its divisors is an integer number (2036952).

Almost surely, 2^13222135 is an apocalyptic number.

13222135 is a deficient number, since it is larger than the sum of its proper divisors (3073481).

13222135 is an equidigital number, since it uses as much as digits as its factorization.

13222135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71513.

The product of its digits is 360, while the sum is 19.

The square root of 13222135 is about 3636.2253780535. The cubic root of 13222135 is about 236.4651781976.

Adding to 13222135 its reverse (53122231), we get a palindrome (66344366).

The spelling of 13222135 in words is "thirteen million, two hundred twenty-two thousand, one hundred thirty-five".