134671 has 4 divisors (see below), whose sum is σ = 135792. Its totient is φ = 133552.

The previous prime is 134669. The next prime is 134677. The reversal of 134671 is 176431.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 134671 - 2¹ = 134669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134677) 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, 355 + ... + 628.

It is an arithmetic number, because the mean of its divisors is an integer number (33948).

2¹³⁴⁶⁷¹ is an apocalyptic number.

134671 is a deficient number, since it is larger than the sum of its proper divisors (1121).

134671 is an equidigital number, since it uses as much as digits as its factorization.

134671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120.

The product of its digits is 504, while the sum is 22.

The square root of 134671 is about 366.9754760199. The cubic root of 134671 is about 51.2575717546.

The spelling of 134671 in words is "one hundred thirty-four thousand, six hundred seventy-one".