11535 has 8 divisors (see below), whose sum is σ = 18480. Its totient is φ = 6144.

The previous prime is 11527. The next prime is 11549. The reversal of 11535 is 53511.

11535 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11535 - 2³ = 11527 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 769 = 11535 / (1 + 1 + 5 + 3 + 5).

It is a nude number because it is divisible by every one of its digits.

11535 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370 + ... + 399.

It is an arithmetic number, because the mean of its divisors is an integer number (2310).

2¹¹⁵³⁵ is an apocalyptic number.

11535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11535 is a deficient number, since it is larger than the sum of its proper divisors (6945).

11535 is an equidigital number, since it uses as much as digits as its factorization.

11535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777.

The product of its digits is 75, while the sum is 15.

The square root of 11535 is about 107.4011173126. The cubic root of 11535 is about 22.5946629003.

It can be divided in two parts, 11 and 535, that multiplied together give a palindrome (5885).

The spelling of 11535 in words is "eleven thousand, five hundred thirty-five".