16427135 has 4 divisors (see below), whose sum is σ = 19712568. Its totient is φ = 13141704.

The previous prime is 16427113. The next prime is 16427141. The reversal of 16427135 is 53172461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16427135 - 2⁶ = 16427071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16427098 and 16427107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1642709 + ... + 1642718.

It is an arithmetic number, because the mean of its divisors is an integer number (4928142).

Almost surely, 2^16427135 is an apocalyptic number.

16427135 is a deficient number, since it is larger than the sum of its proper divisors (3285433).

16427135 is an equidigital number, since it uses as much as digits as its factorization.

16427135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285432.

The product of its digits is 5040, while the sum is 29.

The square root of 16427135 is about 4053.0402169236. The cubic root of 16427135 is about 254.2068653908.

Adding to 16427135 its reverse (53172461), we get a palindrome (69599596).

The spelling of 16427135 in words is "sixteen million, four hundred twenty-seven thousand, one hundred thirty-five".