14509169 has 2 divisors, whose sum is σ = 14509170. Its totient is φ = 14509168.

The previous prime is 14509153. The next prime is 14509171. The reversal of 14509169 is 96190541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14440000 + 69169 = 3800^2 + 263^2 .

It is an emirp because it is prime and its reverse (96190541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14509169 - 2⁴ = 14509153 is a prime.

It is a super-2 number, since 2×14509169² = 421031970141122, which contains 22 as substring.

Together with 14509171, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14509129) 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, 7254584 + 7254585.

It is an arithmetic number, because the mean of its divisors is an integer number (7254585).

Almost surely, 2^14509169 is an apocalyptic number.

It is an amenable number.

14509169 is a deficient number, since it is larger than the sum of its proper divisors (1).

14509169 is an equidigital number, since it uses as much as digits as its factorization.

14509169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 14509169 is about 3809.0903113473. The cubic root of 14509169 is about 243.9013363079.

The spelling of 14509169 in words is "fourteen million, five hundred nine thousand, one hundred sixty-nine".