134231 has 4 divisors (see below), whose sum is σ = 135000. Its totient is φ = 133464.
The previous prime is 134227. The next prime is 134243. The reversal of 134231 is 132431.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 134231 - 22 = 134227 is a prime.
It is a super-2 number, since 2×1342312 = 36035922722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (134291) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20 + ... + 518.
It is an arithmetic number, because the mean of its divisors is an integer number (33750).
2134231 is an apocalyptic number.
134231 is a deficient number, since it is larger than the sum of its proper divisors (769).
134231 is an equidigital number, since it uses as much as digits as its factorization.
134231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 768.
The product of its digits is 72, while the sum is 14.
The square root of 134231 is about 366.3754904466. The cubic root of 134231 is about 51.2016875664.
Adding to 134231 its reverse (132431), we get a palindrome (266662).
The spelling of 134231 in words is "one hundred thirty-four thousand, two hundred thirty-one".
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