503420330043089 has 2 divisors, whose sum is σ = 503420330043090. Its totient is φ = 503420330043088.

The previous prime is 503420330043053. The next prime is 503420330043139. The reversal of 503420330043089 is 980340033024305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 386042607233089 + 117377722810000 = 19647967^2 + 10834100^2 .

It is a cyclic number.

It is not a de Polignac number, because 503420330043089 - 2²⁴ = 503420313265873 is a prime.

It is not a weakly prime, because it can be changed into another prime (503420330043989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251710165021544 + 251710165021545.

It is an arithmetic number, because the mean of its divisors is an integer number (251710165021545).

Almost surely, 2^{503420330043089} is an apocalyptic number.

It is an amenable number.

503420330043089 is a deficient number, since it is larger than the sum of its proper divisors (1).

503420330043089 is an equidigital number, since it uses as much as digits as its factorization.

503420330043089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 503420330043089 in words is "five hundred three trillion, four hundred twenty billion, three hundred thirty million, forty-three thousand, eighty-nine".