160109 has 4 divisors (see below), whose sum is σ = 165660.
Its totient is φ = 154560.
The previous prime is 160093. The next prime is 160117. The reversal of 160109 is 901061.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 64009 + 96100 = 253^2 + 310^2
It is a cyclic number.
It is not a de Polignac number, because 160109 - 24 = 160093 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (160159) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2732 + ... + 2789.
It is an arithmetic number, because the mean of its divisors is an integer number (41415).
2160109 is an apocalyptic number.
It is an amenable number.
160109 is a deficient number, since it is larger than the sum of its proper divisors (5551).
160109 is an equidigital number, since it uses as much as digits as its factorization.
160109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5550.
The product of its (nonzero) digits is 54, while the sum is 17.
The square root of 160109 is about 400.1362268028.
The cubic root of 160109 is about 54.3006775135.
The spelling of 160109 in words is "one hundred sixty thousand, one hundred nine".