234539 has 2 divisors, whose sum is σ = 234540. Its totient is φ = 234538.

The previous prime is 234529. The next prime is 234541. The reversal of 234539 is 935432.

234539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234539 - 2¹⁶ = 169003 is a prime.

Together with 234541, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117269 + 117270.

It is an arithmetic number, because the mean of its divisors is an integer number (117270).

2²³⁴⁵³⁹ is an apocalyptic number.

234539 is a deficient number, since it is larger than the sum of its proper divisors (1).

234539 is an equidigital number, since it uses as much as digits as its factorization.

234539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 26.

The square root of 234539 is about 484.2922671280. The cubic root of 234539 is about 61.6696792620.

The spelling of 234539 in words is "two hundred thirty-four thousand, five hundred thirty-nine".