16135133 has 8 divisors (see below), whose sum is σ = 18477120. Its totient is φ = 13802400.

The previous prime is 16135109. The next prime is 16135169. The reversal of 16135133 is 33153161.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 16135133 - 2¹⁶ = 16069597 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16135099 and 16135108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16135103) 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, 1958 + ... + 6008.

It is an arithmetic number, because the mean of its divisors is an integer number (2309640).

Almost surely, 2^16135133 is an apocalyptic number.

It is an amenable number.

16135133 is a deficient number, since it is larger than the sum of its proper divisors (2341987).

16135133 is an equidigital number, since it uses as much as digits as its factorization.

16135133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4627.

The product of its digits is 810, while the sum is 23.

The square root of 16135133 is about 4016.8561089489. The cubic root of 16135133 is about 252.6916259305.

Adding to 16135133 its reverse (33153161), we get a palindrome (49288294).

The spelling of 16135133 in words is "sixteen million, one hundred thirty-five thousand, one hundred thirty-three".