135713267591 has 4 divisors (see below), whose sum is σ = 148050837384. Its totient is φ = 123375697800.

The previous prime is 135713267539. The next prime is 135713267609. The reversal of 135713267591 is 195762317531.

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 135713267591 - 2¹⁸ = 135713005447 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 (135713267491) 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, 6168784880 + ... + 6168784901.

It is an arithmetic number, because the mean of its divisors is an integer number (37012709346).

Almost surely, 2^135713267591 is an apocalyptic number.

135713267591 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

135713267591 is a deficient number, since it is larger than the sum of its proper divisors (12337569793).

135713267591 is a wasteful number, since it uses less digits than its factorization.

135713267591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12337569792.

The product of its digits is 1190700, while the sum is 50.

It can be divided in two parts, 135713 and 267591, that added together give a palindrome (403304).

The spelling of 135713267591 in words is "one hundred thirty-five billion, seven hundred thirteen million, two hundred sixty-seven thousand, five hundred ninety-one".