4351959643 has 2 divisors, whose sum is σ = 4351959644. Its totient is φ = 4351959642.

The previous prime is 4351959631. The next prime is 4351959649. The reversal of 4351959643 is 3469591534.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4351959643 is a prime.

It is not a weakly prime, because it can be changed into another prime (4351959649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2175979821 + 2175979822.

It is an arithmetic number, because the mean of its divisors is an integer number (2175979822).

Almost surely, 2^4351959643 is an apocalyptic number.

4351959643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4351959643 is an equidigital number, since it uses as much as digits as its factorization.

4351959643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1749600, while the sum is 49.

The square root of 4351959643 is about 65969.3841338541. The cubic root of 4351959643 is about 1632.6569940799.

The spelling of 4351959643 in words is "four billion, three hundred fifty-one million, nine hundred fifty-nine thousand, six hundred forty-three".