16140135 has 32 divisors (see below), whose sum is σ = 29403648. Its totient is φ = 7483520.

The previous prime is 16140133. The next prime is 16140151. The reversal of 16140135 is 53104161.

It is not a de Polignac number, because 16140135 - 2¹ = 16140133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16140133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1669 + ... + 5921.

It is an arithmetic number, because the mean of its divisors is an integer number (918864).

Almost surely, 2^16140135 is an apocalyptic number.

16140135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16140135 is a deficient number, since it is larger than the sum of its proper divisors (13263513).

16140135 is a wasteful number, since it uses less digits than its factorization.

16140135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4295.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 16140135 is about 4017.4786869379. The cubic root of 16140135 is about 252.7177352684.

Adding to 16140135 its reverse (53104161), we get a palindrome (69244296).

The spelling of 16140135 in words is "sixteen million, one hundred forty thousand, one hundred thirty-five".