134855671 has 4 divisors (see below), whose sum is σ = 134904672. Its totient is φ = 134806672.

The previous prime is 134855659. The next prime is 134855681. The reversal of 134855671 is 176558431.

It is a happy number.

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 134855671 - 2²¹ = 132758519 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134855681) 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, 20110 + ... + 25963.

It is an arithmetic number, because the mean of its divisors is an integer number (33726168).

Almost surely, 2^134855671 is an apocalyptic number.

134855671 is a deficient number, since it is larger than the sum of its proper divisors (49001).

134855671 is an equidigital number, since it uses as much as digits as its factorization.

134855671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49000.

The product of its digits is 100800, while the sum is 40.

The square root of 134855671 is about 11612.7374464422. The cubic root of 134855671 is about 512.8099046534.

The spelling of 134855671 in words is "one hundred thirty-four million, eight hundred fifty-five thousand, six hundred seventy-one".