13985135 has 8 divisors (see below), whose sum is σ = 17769456. Its totient is φ = 10529920.

The previous prime is 13985131. The next prime is 13985137. The reversal of 13985135 is 53158931.

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

It is not a de Polignac number, because 13985135 - 2² = 13985131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13985095 and 13985104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13985131) 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, 82181 + ... + 82350.

It is an arithmetic number, because the mean of its divisors is an integer number (2221182).

Almost surely, 2^13985135 is an apocalyptic number.

13985135 is a deficient number, since it is larger than the sum of its proper divisors (3784321).

13985135 is a wasteful number, since it uses less digits than its factorization.

13985135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164553.

The product of its digits is 16200, while the sum is 35.

The square root of 13985135 is about 3739.6704400254. The cubic root of 13985135 is about 240.9288943881.

The spelling of 13985135 in words is "thirteen million, nine hundred eighty-five thousand, one hundred thirty-five".