16135385 has 8 divisors (see below), whose sum is σ = 22128576. Its totient is φ = 11064240.

The previous prime is 16135369. The next prime is 16135391. The reversal of 16135385 is 58353161.

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

It is not a de Polignac number, because 16135385 - 2⁴ = 16135369 is a prime.

It is a Duffinian 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, 230471 + ... + 230540.

It is an arithmetic number, because the mean of its divisors is an integer number (2766072).

Almost surely, 2^16135385 is an apocalyptic number.

It is an amenable number.

16135385 is a deficient number, since it is larger than the sum of its proper divisors (5993191).

16135385 is an equidigital number, since it uses as much as digits as its factorization.

16135385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461023.

The product of its digits is 10800, while the sum is 32.

The square root of 16135385 is about 4016.8874766416. The cubic root of 16135385 is about 252.6929414440.

The spelling of 16135385 in words is "sixteen million, one hundred thirty-five thousand, three hundred eighty-five".