134334561 has 8 divisors (see below), whose sum is σ = 189648864. Its totient is φ = 84288320.

The previous prime is 134334539. The next prime is 134334581. The reversal of 134334561 is 165433431.

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 134334561 - 2²⁷ = 116833 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134334581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316955 + ... + 1317056.

It is an arithmetic number, because the mean of its divisors is an integer number (23706108).

Almost surely, 2^134334561 is an apocalyptic number.

It is an amenable number.

134334561 is a deficient number, since it is larger than the sum of its proper divisors (55314303).

134334561 is a wasteful number, since it uses less digits than its factorization.

134334561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2634031.

The product of its digits is 12960, while the sum is 30.

The square root of 134334561 is about 11590.2787283137. The cubic root of 134334561 is about 512.1485177566.

Adding to 134334561 its reverse (165433431), we get a palindrome (299767992).

The spelling of 134334561 in words is "one hundred thirty-four million, three hundred thirty-four thousand, five hundred sixty-one".