145316 has 12 divisors (see below), whose sum is σ = 269388. Its totient is φ = 68352.
The previous prime is 145307. The next prime is 145349. The reversal of 145316 is 613541.
145316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 52900 + 92416 = 230^2 + 304^2 .
It is a super-2 number, since 2×1453162 = 42233479712, which contains 22 as substring.
It is an unprimeable number.
145316 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001 + ... + 1136.
It is an arithmetic number, because the mean of its divisors is an integer number (22449).
2145316 is an apocalyptic number.
It is an amenable number.
145316 is a deficient number, since it is larger than the sum of its proper divisors (124072).
145316 is a wasteful number, since it uses less digits than its factorization.
145316 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2158 (or 2156 counting only the distinct ones).
The product of its digits is 360, while the sum is 20.
The square root of 145316 is about 381.2033578026. The cubic root of 145316 is about 52.5740150294.
Adding to 145316 its reverse (613541), we get a palindrome (758857).
The spelling of 145316 in words is "one hundred forty-five thousand, three hundred sixteen".
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