134234443 has 4 divisors (see below), whose sum is σ = 153410800. Its totient is φ = 115058088.

The previous prime is 134234413. The next prime is 134234447. The reversal of 134234443 is 344432431.

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 134234443 - 2²⁵ = 100680011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134234447) 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 in 3 ways as a sum of consecutive naturals, for example, 9588168 + ... + 9588181.

It is an arithmetic number, because the mean of its divisors is an integer number (38352700).

Almost surely, 2^134234443 is an apocalyptic number.

134234443 is a deficient number, since it is larger than the sum of its proper divisors (19176357).

134234443 is an equidigital number, since it uses as much as digits as its factorization.

134234443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19176356.

The product of its digits is 13824, while the sum is 28.

The square root of 134234443 is about 11585.9588727045. The cubic root of 134234443 is about 512.0212533394.

Adding to 134234443 its reverse (344432431), we get a palindrome (478666874).

The spelling of 134234443 in words is "one hundred thirty-four million, two hundred thirty-four thousand, four hundred forty-three".