13322155 has 16 divisors (see below), whose sum is σ = 19931904. Its totient is φ = 8304480.

The previous prime is 13322147. The next prime is 13322167. The reversal of 13322155 is 55122331.

It is not a de Polignac number, because 13322155 - 2³ = 13322147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16917 + ... + 17686.

It is an arithmetic number, because the mean of its divisors is an integer number (1245744).

Almost surely, 2^13322155 is an apocalyptic number.

13322155 is a deficient number, since it is larger than the sum of its proper divisors (6609749).

13322155 is a wasteful number, since it uses less digits than its factorization.

13322155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34626.

The product of its digits is 900, while the sum is 22.

The square root of 13322155 is about 3649.9527394201. The cubic root of 13322155 is about 237.0599348736.

Adding to 13322155 its reverse (55122331), we get a palindrome (68444486).

The spelling of 13322155 in words is "thirteen million, three hundred twenty-two thousand, one hundred fifty-five".