420241110617 has 2 divisors, whose sum is σ = 420241110618. Its totient is φ = 420241110616.

The previous prime is 420241110599. The next prime is 420241110659. The reversal of 420241110617 is 716011142024.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225602200576 + 194638910041 = 474976^2 + 441179^2 .

It is a cyclic number.

It is not a de Polignac number, because 420241110617 - 2¹⁴ = 420241094233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 420241110617.

It is not a weakly prime, because it can be changed into another prime (420241110017) 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, 210120555308 + 210120555309.

It is an arithmetic number, because the mean of its divisors is an integer number (210120555309).

Almost surely, 2^420241110617 is an apocalyptic number.

It is an amenable number.

420241110617 is a deficient number, since it is larger than the sum of its proper divisors (1).

420241110617 is an equidigital number, since it uses as much as digits as its factorization.

420241110617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 29.

The spelling of 420241110617 in words is "four hundred twenty billion, two hundred forty-one million, one hundred ten thousand, six hundred seventeen".