161168 has 20 divisors (see below), whose sum is σ = 357120. Its totient is φ = 69024.
The previous prime is 161167. The next prime is 161201. The reversal of 161168 is 861161.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (161167) 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, 608 + ... + 831.
It is an arithmetic number, because the mean of its divisors is an integer number (17856).
2161168 is an apocalyptic number.
It is an amenable number.
161168 is an abundant number, since it is smaller than the sum of its proper divisors (195952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161168 is a wasteful number, since it uses less digits than its factorization.
161168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1454 (or 1448 counting only the distinct ones).
The product of its digits is 288, while the sum is 23.
The square root of 161168 is about 401.4573451813. The cubic root of 161168 is about 54.4201338392.
The spelling of 161168 in words is "one hundred sixty-one thousand, one hundred sixty-eight".
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