134235223 has 4 divisors (see below), whose sum is σ = 137863240. Its totient is φ = 130607208.

The previous prime is 134235221. The next prime is 134235253. The reversal of 134235223 is 322532431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134235223 - 2¹ = 134235221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134235221) 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, 1813953 + ... + 1814026.

It is an arithmetic number, because the mean of its divisors is an integer number (34465810).

Almost surely, 2^134235223 is an apocalyptic number.

134235223 is a deficient number, since it is larger than the sum of its proper divisors (3628017).

134235223 is an equidigital number, since it uses as much as digits as its factorization.

134235223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3628016.

The product of its digits is 4320, while the sum is 25.

The square root of 134235223 is about 11585.9925340905. The cubic root of 134235223 is about 512.0222450764.

Adding to 134235223 its reverse (322532431), we get a palindrome (456767654).

The spelling of 134235223 in words is "one hundred thirty-four million, two hundred thirty-five thousand, two hundred twenty-three".