145168 has 20 divisors (see below), whose sum is σ = 289168. Its totient is φ = 70560.
The previous prime is 145139. The next prime is 145177. The reversal of 145168 is 861541.
It is an unprimeable number.
145168 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583 + ... + 793.
2145168 is an apocalyptic number.
It is an amenable number.
145168 is a deficient number, since it is larger than the sum of its proper divisors (144000).
145168 is a wasteful number, since it uses less digits than its factorization.
145168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 262 (or 256 counting only the distinct ones).
The product of its digits is 960, while the sum is 25.
The square root of 145168 is about 381.0091862410. The cubic root of 145168 is about 52.5561606126.
It can be divided in two parts, 145 and 168, that added together give a palindrome (313).
The spelling of 145168 in words is "one hundred forty-five thousand, one hundred sixty-eight".
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