144413 has 2 divisors, whose sum is σ = 144414. Its totient is φ = 144412.
The previous prime is 144409. The next prime is 144427. The reversal of 144413 is 314441.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 85849 + 58564 = 293^2 + 242^2 .
It is an emirp because it is prime and its reverse (314441) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 144413 - 22 = 144409 is a prime.
It is a super-2 number, since 2×1444132 = 41710229138, which contains 22 as substring.
It is a nialpdrome in base 11.
It is a zygodrome in base 11.
It is a junction number, because it is equal to n+sod(n) for n = 144391 and 144400.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144013) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72206 + 72207.
It is an arithmetic number, because the mean of its divisors is an integer number (72207).
2144413 is an apocalyptic number.
It is an amenable number.
144413 is a deficient number, since it is larger than the sum of its proper divisors (1).
144413 is an equidigital number, since it uses as much as digits as its factorization.
144413 is an evil number, because the sum of its binary digits is even.
The product of its digits is 192, while the sum is 17.
The square root of 144413 is about 380.0171048782. The cubic root of 144413 is about 52.4648896008.
Adding to 144413 its reverse (314441), we get a palindrome (458854).
The spelling of 144413 in words is "one hundred forty-four thousand, four hundred thirteen".
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