135634171 has 6 divisors (see below), whose sum is σ = 137897916. Its totient is φ = 133407000.

The previous prime is 135634159. The next prime is 135634271. The reversal of 135634171 is 171436531.

It is not a de Polignac number, because 135634171 - 2⁵ = 135634139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135634271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14505 + ... + 21946.

It is an arithmetic number, because the mean of its divisors is an integer number (22982986).

Almost surely, 2^135634171 is an apocalyptic number.

135634171 is a deficient number, since it is larger than the sum of its proper divisors (2263745).

135634171 is an frugal number, since it uses more digits than its factorization.

135634171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36573 (or 36512 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 135634171 is about 11646.2084388010. The cubic root of 135634171 is about 513.7948014359.

The spelling of 135634171 in words is "one hundred thirty-five million, six hundred thirty-four thousand, one hundred seventy-one".