509662063 has 2 divisors, whose sum is σ = 509662064. Its totient is φ = 509662062.

The previous prime is 509662039. The next prime is 509662117. The reversal of 509662063 is 360266905.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-509662063 is a prime.

It is a super-2 number, since 2×509662063² = 519510836922831938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (509669063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254831031 + 254831032.

It is an arithmetic number, because the mean of its divisors is an integer number (254831032).

Almost surely, 2^509662063 is an apocalyptic number.

509662063 is a deficient number, since it is larger than the sum of its proper divisors (1).

509662063 is an equidigital number, since it uses as much as digits as its factorization.

509662063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 509662063 is about 22575.6962904802. The cubic root of 509662063 is about 798.7804663459.

The spelling of 509662063 in words is "five hundred nine million, six hundred sixty-two thousand, sixty-three".