259169 has 2 divisors, whose sum is σ = 259170.
Its totient is φ = 259168.
The previous prime is 259163. The next prime is 259177. The reversal of 259169 is 961952.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 238144 + 21025 = 488^2 + 145^2
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-259169 is a prime.
It is a super-2 number, since 2×2591692 = 134337141122, which contains 22 as substring.
It is a Chen prime.
It is a plaindrome in base 11.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 259169.
It is not a weakly prime, because it can be changed into another prime (259163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129584 + 129585.
It is an arithmetic number, because the mean of its divisors is an integer number (129585).
2259169 is an apocalyptic number.
It is an amenable number.
259169 is a deficient number, since it is larger than the sum of its proper divisors (1).
259169 is an equidigital number, since it uses as much as digits as its factorization.
259169 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4860, while the sum is 32.
The square root of 259169 is about 509.0864366687.
The cubic root of 259169 is about 63.7569721966.
The spelling of 259169 in words is "two hundred fifty-nine thousand, one hundred sixty-nine".