136315271 has 4 divisors (see below), whose sum is σ = 136390152. Its totient is φ = 136240392.

The previous prime is 136315259. The next prime is 136315279. The reversal of 136315271 is 172513631.

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 136315271 - 2²⁶ = 69206407 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 (136315279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34640 + ... + 38373.

It is an arithmetic number, because the mean of its divisors is an integer number (34097538).

Almost surely, 2^136315271 is an apocalyptic number.

136315271 is a deficient number, since it is larger than the sum of its proper divisors (74881).

136315271 is an equidigital number, since it uses as much as digits as its factorization.

136315271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74880.

The product of its digits is 3780, while the sum is 29.

The square root of 136315271 is about 11675.4130976167. The cubic root of 136315271 is about 514.6533891687.

The spelling of 136315271 in words is "one hundred thirty-six million, three hundred fifteen thousand, two hundred seventy-one".