134734478 has 8 divisors (see below), whose sum is σ = 202585320. Its totient is φ = 67206040.

The previous prime is 134734471. The next prime is 134734489. The reversal of 134734478 is 874437431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134734471) 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, 79553 + ... + 81228.

It is an arithmetic number, because the mean of its divisors is an integer number (25323165).

Almost surely, 2^134734478 is an apocalyptic number.

134734478 is a deficient number, since it is larger than the sum of its proper divisors (67850842).

134734478 is a wasteful number, since it uses less digits than its factorization.

134734478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161202.

The product of its digits is 225792, while the sum is 41.

The square root of 134734478 is about 11607.5181671191. The cubic root of 134734478 is about 512.6562401292.

The spelling of 134734478 in words is "one hundred thirty-four million, seven hundred thirty-four thousand, four hundred seventy-eight".