16135 has 8 divisors (see below), whose sum is σ = 22176. Its totient is φ = 11040.

The previous prime is 16127. The next prime is 16139. The reversal of 16135 is 53161.

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

It is not a de Polignac number, because 16135 - 2³ = 16127 is a prime.

16135 is a lucky number.

It is a plaindrome in base 11.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196 + ... + 265.

It is an arithmetic number, because the mean of its divisors is an integer number (2772).

2¹⁶¹³⁵ is an apocalyptic number.

16135 is a deficient number, since it is larger than the sum of its proper divisors (6041).

16135 is an equidigital number, since it uses as much as digits as its factorization.

16135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473.

The product of its digits is 90, while the sum is 16.

The square root of 16135 is about 127.0236198508. The cubic root of 16135 is about 25.2690931626.

Adding to 16135 its reverse (53161), we get a palindrome (69296).

It can be divided in two parts, 161 and 35, that added together give a square (196 = 14²).

The spelling of 16135 in words is "sixteen thousand, one hundred thirty-five".