13836169 has 2 divisors, whose sum is σ = 13836170. Its totient is φ = 13836168.

The previous prime is 13836143. The next prime is 13836217. The reversal of 13836169 is 96163831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13227769 + 608400 = 3637^2 + 780^2 .

It is a cyclic number.

It is not a de Polignac number, because 13836169 - 2¹³ = 13827977 is a prime.

It is a super-2 number, since 2×13836169² = 382879145193122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13830169) 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 as a sum of consecutive naturals, namely, 6918084 + 6918085.

It is an arithmetic number, because the mean of its divisors is an integer number (6918085).

Almost surely, 2^13836169 is an apocalyptic number.

It is an amenable number.

13836169 is a deficient number, since it is larger than the sum of its proper divisors (1).

13836169 is an equidigital number, since it uses as much as digits as its factorization.

13836169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 37.

The square root of 13836169 is about 3719.7001223217. The cubic root of 13836169 is about 240.0704018000.

The spelling of 13836169 in words is "thirteen million, eight hundred thirty-six thousand, one hundred sixty-nine".