12856703 has 2 divisors, whose sum is σ = 12856704. Its totient is φ = 12856702.

The previous prime is 12856693. The next prime is 12856721. The reversal of 12856703 is 30765821.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12856703 - 2⁶ = 12856639 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12856703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12856603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6428351 + 6428352.

It is an arithmetic number, because the mean of its divisors is an integer number (6428352).

Almost surely, 2^12856703 is an apocalyptic number.

12856703 is a deficient number, since it is larger than the sum of its proper divisors (1).

12856703 is an equidigital number, since it uses as much as digits as its factorization.

12856703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 12856703 is about 3585.6244923305. The cubic root of 12856703 is about 234.2663281210.

The spelling of 12856703 in words is "twelve million, eight hundred fifty-six thousand, seven hundred three".