144133 has 4 divisors (see below), whose sum is σ = 157248. Its totient is φ = 131020.
The previous prime is 144103. The next prime is 144139. The reversal of 144133 is 331441.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144133 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 11.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144139) by changing a digit.
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, 6541 + ... + 6562.
It is an arithmetic number, because the mean of its divisors is an integer number (39312).
2144133 is an apocalyptic number.
It is an amenable number.
144133 is a deficient number, since it is larger than the sum of its proper divisors (13115).
144133 is a wasteful number, since it uses less digits than its factorization.
144133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13114.
The product of its digits is 144, while the sum is 16.
The square root of 144133 is about 379.6485216618. The cubic root of 144133 is about 52.4309598911.
Adding to 144133 its reverse (331441), we get a palindrome (475574).
The spelling of 144133 in words is "one hundred forty-four thousand, one hundred thirty-three".
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