6345253643 has 2 divisors, whose sum is σ = 6345253644. Its totient is φ = 6345253642.

The previous prime is 6345253633. The next prime is 6345253667. The reversal of 6345253643 is 3463525436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6345253643 - 2¹⁴ = 6345237259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6345253643.

It is not a weakly prime, because it can be changed into another prime (6345253633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3172626821 + 3172626822.

It is an arithmetic number, because the mean of its divisors is an integer number (3172626822).

Almost surely, 2^6345253643 is an apocalyptic number.

6345253643 is a deficient number, since it is larger than the sum of its proper divisors (1).

6345253643 is an equidigital number, since it uses as much as digits as its factorization.

6345253643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 41.

The square root of 6345253643 is about 79657.1003928714. The cubic root of 6345253643 is about 1851.3264062580.

The spelling of 6345253643 in words is "six billion, three hundred forty-five million, two hundred fifty-three thousand, six hundred forty-three".