134673571 has 4 divisors (see below), whose sum is σ = 135104152. Its totient is φ = 134242992.

The previous prime is 134673569. The next prime is 134673587. The reversal of 134673571 is 175376431.

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 134673571 - 2¹ = 134673569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134673571.

It is not an unprimeable number, because it can be changed into a prime (134673521) 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, 214821 + ... + 215446.

It is an arithmetic number, because the mean of its divisors is an integer number (33776038).

Almost surely, 2^134673571 is an apocalyptic number.

134673571 is a deficient number, since it is larger than the sum of its proper divisors (430581).

134673571 is an equidigital number, since it uses as much as digits as its factorization.

134673571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430580.

The product of its digits is 52920, while the sum is 37.

The square root of 134673571 is about 11604.8942692297. The cubic root of 134673571 is about 512.5789793808.

The spelling of 134673571 in words is "one hundred thirty-four million, six hundred seventy-three thousand, five hundred seventy-one".