8297934643 has 2 divisors, whose sum is σ = 8297934644. Its totient is φ = 8297934642.

The previous prime is 8297934607. The next prime is 8297934679. The reversal of 8297934643 is 3464397928.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (8297934607) and next prime (8297934679).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8297934643 is a prime.

It is not a weakly prime, because it can be changed into another prime (8297934143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4148967321 + 4148967322.

It is an arithmetic number, because the mean of its divisors is an integer number (4148967322).

Almost surely, 2^8297934643 is an apocalyptic number.

8297934643 is a deficient number, since it is larger than the sum of its proper divisors (1).

8297934643 is an equidigital number, since it uses as much as digits as its factorization.

8297934643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 55.

The square root of 8297934643 is about 91092.9999670666. Note that the first 4 decimals coincide. The cubic root of 8297934643 is about 2024.5258976872.

The spelling of 8297934643 in words is "eight billion, two hundred ninety-seven million, nine hundred thirty-four thousand, six hundred forty-three".