12963143 has 2 divisors, whose sum is σ = 12963144. Its totient is φ = 12963142.

The previous prime is 12963133. The next prime is 12963151. The reversal of 12963143 is 34136921.

12963143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12963143 - 2¹⁰ = 12962119 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12963103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6481571 + 6481572.

It is an arithmetic number, because the mean of its divisors is an integer number (6481572).

Almost surely, 2^12963143 is an apocalyptic number.

12963143 is a deficient number, since it is larger than the sum of its proper divisors (1).

12963143 is an equidigital number, since it uses as much as digits as its factorization.

12963143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 29.

The square root of 12963143 is about 3600.4365013148. The cubic root of 12963143 is about 234.9110452517.

Subtracting 12963143 from its reverse (34136921), we obtain a triangular number (21173778 = T₆₅₀₇).

The spelling of 12963143 in words is "twelve million, nine hundred sixty-three thousand, one hundred forty-three".