428795941243 has 2 divisors, whose sum is σ = 428795941244. Its totient is φ = 428795941242.

The previous prime is 428795941183. The next prime is 428795941261. The reversal of 428795941243 is 342149597824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 428795941243 - 2²⁹ = 428259070331 is a prime.

It is not a weakly prime, because it can be changed into another prime (428795941283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214397970621 + 214397970622.

It is an arithmetic number, because the mean of its divisors is an integer number (214397970622).

Almost surely, 2^428795941243 is an apocalyptic number.

428795941243 is a deficient number, since it is larger than the sum of its proper divisors (1).

428795941243 is an equidigital number, since it uses as much as digits as its factorization.

428795941243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17418240, while the sum is 58.

The spelling of 428795941243 in words is "four hundred twenty-eight billion, seven hundred ninety-five million, nine hundred forty-one thousand, two hundred forty-three".