134323223 has 4 divisors (see below), whose sum is σ = 134359680. Its totient is φ = 134286768.

The previous prime is 134323219. The next prime is 134323229. The reversal of 134323223 is 322323431.

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 134323223 - 2² = 134323219 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 (134323229) 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, 11990 + ... + 20307.

It is an arithmetic number, because the mean of its divisors is an integer number (33589920).

Almost surely, 2^134323223 is an apocalyptic number.

134323223 is a deficient number, since it is larger than the sum of its proper divisors (36457).

134323223 is an equidigital number, since it uses as much as digits as its factorization.

134323223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36456.

The product of its digits is 2592, while the sum is 23.

The square root of 134323223 is about 11589.7896011964. The cubic root of 134323223 is about 512.1341086990.

Adding to 134323223 its reverse (322323431), we get a palindrome (456646654).

The spelling of 134323223 in words is "one hundred thirty-four million, three hundred twenty-three thousand, two hundred twenty-three".