134243 has 2 divisors, whose sum is σ = 134244. Its totient is φ = 134242.

The previous prime is 134227. The next prime is 134257. The reversal of 134243 is 342431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134243 - 2⁴ = 134227 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134213) 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 as a sum of consecutive naturals, namely, 67121 + 67122.

It is an arithmetic number, because the mean of its divisors is an integer number (67122).

2¹³⁴²⁴³ is an apocalyptic number.

134243 is a deficient number, since it is larger than the sum of its proper divisors (1).

134243 is an equidigital number, since it uses as much as digits as its factorization.

134243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 17.

The square root of 134243 is about 366.3918667220. The cubic root of 134243 is about 51.2032132993.

Adding to 134243 its reverse (342431), we get a palindrome (476674).

The spelling of 134243 in words is "one hundred thirty-four thousand, two hundred forty-three".