144415 has 8 divisors (see below), whose sum is σ = 183600. Its totient is φ = 108672.
The previous prime is 144413. The next prime is 144427. The reversal of 144415 is 514441.
144415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 144415 - 21 = 144413 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 144392 and 144401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144413) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 765 + ... + 934.
It is an arithmetic number, because the mean of its divisors is an integer number (22950).
2144415 is an apocalyptic number.
144415 is a deficient number, since it is larger than the sum of its proper divisors (39185).
144415 is a wasteful number, since it uses less digits than its factorization.
144415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1721.
The product of its digits is 320, while the sum is 19.
The square root of 144415 is about 380.0197363296. The cubic root of 144415 is about 52.4651317981.
Adding to 144415 its reverse (514441), we get a palindrome (658856).
The spelling of 144415 in words is "one hundred forty-four thousand, four hundred fifteen".
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