134609323 has 4 divisors (see below), whose sum is σ = 134640288. Its totient is φ = 134578360.

The previous prime is 134609309. The next prime is 134609327. The reversal of 134609323 is 323906431.

134609323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134609323 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134609327) 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, 7636 + ... + 18097.

It is an arithmetic number, because the mean of its divisors is an integer number (33660072).

Almost surely, 2^134609323 is an apocalyptic number.

134609323 is a deficient number, since it is larger than the sum of its proper divisors (30965).

134609323 is an equidigital number, since it uses as much as digits as its factorization.

134609323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30964.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 134609323 is about 11602.1257965943. The cubic root of 134609323 is about 512.4974553116.

The spelling of 134609323 in words is "one hundred thirty-four million, six hundred nine thousand, three hundred twenty-three".