12816335 has 8 divisors (see below), whose sum is σ = 17576736. Its totient is φ = 8788320.

The previous prime is 12816277. The next prime is 12816337. The reversal of 12816335 is 53361821.

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

It is a de Polignac number, because none of the positive numbers 2^k-12816335 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 12816298 and 12816307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12816337) 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, 183056 + ... + 183125.

It is an arithmetic number, because the mean of its divisors is an integer number (2197092).

Almost surely, 2^12816335 is an apocalyptic number.

12816335 is a deficient number, since it is larger than the sum of its proper divisors (4760401).

12816335 is an equidigital number, since it uses as much as digits as its factorization.

12816335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366193.

The product of its digits is 4320, while the sum is 29.

The square root of 12816335 is about 3579.9909217762. The cubic root of 12816335 is about 234.0208847359.

The spelling of 12816335 in words is "twelve million, eight hundred sixteen thousand, three hundred thirty-five".