13311169 has 2 divisors, whose sum is σ = 13311170. Its totient is φ = 13311168.

The previous prime is 13311161. The next prime is 13311217. The reversal of 13311169 is 96111331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8850625 + 4460544 = 2975^2 + 2112^2 .

It is a cyclic number.

It is not a de Polignac number, because 13311169 - 2³ = 13311161 is a prime.

It is a super-2 number, since 2×13311169² = 354374440293122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13311161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6655584 + 6655585.

It is an arithmetic number, because the mean of its divisors is an integer number (6655585).

Almost surely, 2^13311169 is an apocalyptic number.

It is an amenable number.

13311169 is a deficient number, since it is larger than the sum of its proper divisors (1).

13311169 is an equidigital number, since it uses as much as digits as its factorization.

13311169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 486, while the sum is 25.

The square root of 13311169 is about 3648.4474780377. The cubic root of 13311169 is about 236.9947538110.

It can be divided in two parts, 1331 and 1169, that added together give a square (2500 = 50²).

The spelling of 13311169 in words is "thirteen million, three hundred eleven thousand, one hundred sixty-nine".