115135 has 4 divisors (see below), whose sum is σ = 138168. Its totient is φ = 92104.

The previous prime is 115133. The next prime is 115151. The reversal of 115135 is 531511.

115135 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 531511 = 67 ⋅7933.

It is a cyclic number.

It is not a de Polignac number, because 115135 - 2¹ = 115133 is a prime.

It is a Duffinian number.

115135 is a modest number, since divided by 135 gives 115 as remainder.

115135 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11509 + ... + 11518.

It is an arithmetic number, because the mean of its divisors is an integer number (34542).

2¹¹⁵¹³⁵ is an apocalyptic number.

115135 is a deficient number, since it is larger than the sum of its proper divisors (23033).

115135 is an equidigital number, since it uses as much as digits as its factorization.

115135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23032.

The product of its digits is 75, while the sum is 16.

The square root of 115135 is about 339.3154874155. The cubic root of 115135 is about 48.6484627815.

Adding to 115135 its reverse (531511), we get a palindrome (646646).

The spelling of 115135 in words is "one hundred fifteen thousand, one hundred thirty-five".