520605053 has 2 divisors, whose sum is σ = 520605054. Its totient is φ = 520605052.

The previous prime is 520605031. The next prime is 520605077. The reversal of 520605053 is 350506025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 360886009 + 159719044 = 18997^2 + 12638^2 .

It is a cyclic number.

It is not a de Polignac number, because 520605053 - 2⁶ = 520604989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520635053) 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, 260302526 + 260302527.

It is an arithmetic number, because the mean of its divisors is an integer number (260302527).

Almost surely, 2^520605053 is an apocalyptic number.

It is an amenable number.

520605053 is a deficient number, since it is larger than the sum of its proper divisors (1).

520605053 is an equidigital number, since it uses as much as digits as its factorization.

520605053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 520605053 is about 22816.7713097186. The cubic root of 520605053 is about 804.4569221329.

The spelling of 520605053 in words is "five hundred twenty million, six hundred five thousand, fifty-three".