6368997043 has 2 divisors, whose sum is σ = 6368997044. Its totient is φ = 6368997042.

The previous prime is 6368997001. The next prime is 6368997067. The reversal of 6368997043 is 3407998636.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6368997043 is a prime.

It is not a weakly prime, because it can be changed into another prime (6368997083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3184498521 + 3184498522.

It is an arithmetic number, because the mean of its divisors is an integer number (3184498522).

Almost surely, 2^6368997043 is an apocalyptic number.

6368997043 is a deficient number, since it is larger than the sum of its proper divisors (1).

6368997043 is an equidigital number, since it uses as much as digits as its factorization.

6368997043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5878656, while the sum is 55.

The square root of 6368997043 is about 79805.9962847404. The cubic root of 6368997043 is about 1853.6327006970.

The spelling of 6368997043 in words is "six billion, three hundred sixty-eight million, nine hundred ninety-seven thousand, forty-three".