520542045229 has 2 divisors, whose sum is σ = 520542045230. Its totient is φ = 520542045228.

The previous prime is 520542045197. The next prime is 520542045341. The reversal of 520542045229 is 922540245025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 512193568329 + 8348476900 = 715677^2 + 91370^2 .

It is a cyclic number.

It is not a de Polignac number, because 520542045229 - 2⁵ = 520542045197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 520542045191 and 520542045200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520542040229) 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, 260271022614 + 260271022615.

It is an arithmetic number, because the mean of its divisors is an integer number (260271022615).

Almost surely, 2^520542045229 is an apocalyptic number.

It is an amenable number.

520542045229 is a deficient number, since it is larger than the sum of its proper divisors (1).

520542045229 is an equidigital number, since it uses as much as digits as its factorization.

520542045229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 520542045229 in words is "five hundred twenty billion, five hundred forty-two million, forty-five thousand, two hundred twenty-nine".