12851463 has 4 divisors (see below), whose sum is σ = 17135288. Its totient is φ = 8567640.

The previous prime is 12851417. The next prime is 12851479. The reversal of 12851463 is 36415821.

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

It is not a de Polignac number, because 12851463 - 2¹⁸ = 12589319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12851463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12851063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2141908 + ... + 2141913.

It is an arithmetic number, because the mean of its divisors is an integer number (4283822).

Almost surely, 2^12851463 is an apocalyptic number.

12851463 is a deficient number, since it is larger than the sum of its proper divisors (4283825).

12851463 is an equidigital number, since it uses as much as digits as its factorization.

12851463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283824.

The product of its digits is 5760, while the sum is 30.

The square root of 12851463 is about 3584.8937222741. The cubic root of 12851463 is about 234.2344971928.

The spelling of 12851463 in words is "twelve million, eight hundred fifty-one thousand, four hundred sixty-three".