389357327243 has 2 divisors, whose sum is σ = 389357327244. Its totient is φ = 389357327242.

The previous prime is 389357327159. The next prime is 389357327263. The reversal of 389357327243 is 342723753983.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 389357327243 - 2⁸ = 389357326987 is a prime.

It is not a weakly prime, because it can be changed into another prime (389357327263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194678663621 + 194678663622.

It is an arithmetic number, because the mean of its divisors is an integer number (194678663622).

Almost surely, 2^389357327243 is an apocalyptic number.

389357327243 is a deficient number, since it is larger than the sum of its proper divisors (1).

389357327243 is an equidigital number, since it uses as much as digits as its factorization.

389357327243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22861440, while the sum is 56.

The spelling of 389357327243 in words is "three hundred eighty-nine billion, three hundred fifty-seven million, three hundred twenty-seven thousand, two hundred forty-three".