6312543563 has 2 divisors, whose sum is σ = 6312543564. Its totient is φ = 6312543562.

The previous prime is 6312543551. The next prime is 6312543599. The reversal of 6312543563 is 3653452136.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6312543563 is a prime.

It is not a weakly prime, because it can be changed into another prime (6312543863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3156271781 + 3156271782.

It is an arithmetic number, because the mean of its divisors is an integer number (3156271782).

Almost surely, 2^6312543563 is an apocalyptic number.

6312543563 is a deficient number, since it is larger than the sum of its proper divisors (1).

6312543563 is an equidigital number, since it uses as much as digits as its factorization.

6312543563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 38.

The square root of 6312543563 is about 79451.5170591475. The cubic root of 6312543563 is about 1848.1396992889.

Adding to 6312543563 its reverse (3653452136), we get a palindrome (9965995699).

The spelling of 6312543563 in words is "six billion, three hundred twelve million, five hundred forty-three thousand, five hundred sixty-three".