12854287 has 2 divisors, whose sum is σ = 12854288. Its totient is φ = 12854286.

The previous prime is 12854273. The next prime is 12854311. The reversal of 12854287 is 78245821.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12854287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12854267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6427143 + 6427144.

It is an arithmetic number, because the mean of its divisors is an integer number (6427144).

Almost surely, 2^12854287 is an apocalyptic number.

12854287 is a deficient number, since it is larger than the sum of its proper divisors (1).

12854287 is an equidigital number, since it uses as much as digits as its factorization.

12854287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35840, while the sum is 37.

The square root of 12854287 is about 3585.2875756346. The cubic root of 12854287 is about 234.2516529510.

The spelling of 12854287 in words is "twelve million, eight hundred fifty-four thousand, two hundred eighty-seven".