13828169 has 2 divisors, whose sum is σ = 13828170. Its totient is φ = 13828168.

The previous prime is 13828153. The next prime is 13828183. The reversal of 13828169 is 96182831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13053769 + 774400 = 3613^2 + 880^2 .

It is a cyclic number.

It is not a de Polignac number, because 13828169 - 2⁴ = 13828153 is a prime.

It is a super-2 number, since 2×13828169² = 382436515785122, which contains 22 as substring.

It is equal to p₈₉₉₆₄₂ and since 13828169 and 899642 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13828109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6914084 + 6914085.

It is an arithmetic number, because the mean of its divisors is an integer number (6914085).

Almost surely, 2^13828169 is an apocalyptic number.

It is an amenable number.

13828169 is a deficient number, since it is larger than the sum of its proper divisors (1).

13828169 is an equidigital number, since it uses as much as digits as its factorization.

13828169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 38.

The square root of 13828169 is about 3718.6246113315. The cubic root of 13828169 is about 240.0241237325.

The spelling of 13828169 in words is "thirteen million, eight hundred twenty-eight thousand, one hundred sixty-nine".