12863318 has 8 divisors (see below), whose sum is σ = 20779248. Its totient is φ = 5936904.

The previous prime is 12863303. The next prime is 12863351. The reversal of 12863318 is 81336821.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247346 + ... + 247397.

It is an arithmetic number, because the mean of its divisors is an integer number (2597406).

Almost surely, 2^12863318 is an apocalyptic number.

12863318 is a deficient number, since it is larger than the sum of its proper divisors (7915930).

12863318 is a wasteful number, since it uses less digits than its factorization.

12863318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494758.

The product of its digits is 6912, while the sum is 32.

The square root of 12863318 is about 3586.5468071670. The cubic root of 12863318 is about 234.3064992820.

The spelling of 12863318 in words is "twelve million, eight hundred sixty-three thousand, three hundred eighteen".