26135 has 4 divisors (see below), whose sum is σ = 31368. Its totient is φ = 20904.

The previous prime is 26119. The next prime is 26141. The reversal of 26135 is 53162.

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 26135 - 2⁴ = 26119 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2609 + ... + 2618.

It is an arithmetic number, because the mean of its divisors is an integer number (7842).

2²⁶¹³⁵ is an apocalyptic number.

26135 is a deficient number, since it is larger than the sum of its proper divisors (5233).

26135 is an equidigital number, since it uses as much as digits as its factorization.

26135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5232.

The product of its digits is 180, while the sum is 17.

The square root of 26135 is about 161.6632302040. The cubic root of 26135 is about 29.6761461662.

Adding to 26135 its reverse (53162), we get a palindrome (79297).

It can be divided in two parts, 26 and 135, that added together give a palindrome (161).

The spelling of 26135 in words is "twenty-six thousand, one hundred thirty-five".