518063573 has 2 divisors, whose sum is σ = 518063574. Its totient is φ = 518063572.

The previous prime is 518063543. The next prime is 518063591. The reversal of 518063573 is 375360815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 487835569 + 30228004 = 22087^2 + 5498^2 .

It is a cyclic number.

It is not a de Polignac number, because 518063573 - 2⁶ = 518063509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (518063503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259031786 + 259031787.

It is an arithmetic number, because the mean of its divisors is an integer number (259031787).

Almost surely, 2^518063573 is an apocalyptic number.

It is an amenable number.

518063573 is a deficient number, since it is larger than the sum of its proper divisors (1).

518063573 is an equidigital number, since it uses as much as digits as its factorization.

518063573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 518063573 is about 22761.0099292628. The cubic root of 518063573 is about 803.1457252405.

The spelling of 518063573 in words is "five hundred eighteen million, sixty-three thousand, five hundred seventy-three".