134043217 has 8 divisors (see below), whose sum is σ = 167118912. Its totient is φ = 104449200.

The previous prime is 134043209. The next prime is 134043223. The reversal of 134043217 is 712340431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134043217 - 2³ = 134043209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134043191 and 134043200.

It is not an unprimeable number, because it can be changed into a prime (134043817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 870334 + ... + 870487.

It is an arithmetic number, because the mean of its divisors is an integer number (20889864).

Almost surely, 2^134043217 is an apocalyptic number.

It is an amenable number.

134043217 is a deficient number, since it is larger than the sum of its proper divisors (33075695).

134043217 is a wasteful number, since it uses less digits than its factorization.

134043217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740839.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 134043217 is about 11577.7034423931. The cubic root of 134043217 is about 511.7780015459.

Adding to 134043217 its reverse (712340431), we get a palindrome (846383648).

The spelling of 134043217 in words is "one hundred thirty-four million, forty-three thousand, two hundred seventeen".