504517369 has 2 divisors, whose sum is σ = 504517370. Its totient is φ = 504517368.

The previous prime is 504517367. The next prime is 504517373. The reversal of 504517369 is 963715405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 408242025 + 96275344 = 20205^2 + 9812^2 .

It is a cyclic number.

It is not a de Polignac number, because 504517369 - 2¹ = 504517367 is a prime.

It is a super-2 number, since 2×504517369² = 509075551245364322, which contains 22 as substring.

Together with 504517367, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (504517361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252258684 + 252258685.

It is an arithmetic number, because the mean of its divisors is an integer number (252258685).

Almost surely, 2^504517369 is an apocalyptic number.

It is an amenable number.

504517369 is a deficient number, since it is larger than the sum of its proper divisors (1).

504517369 is an equidigital number, since it uses as much as digits as its factorization.

504517369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 504517369 is about 22461.4640885228. The cubic root of 504517369 is about 796.0836554462.

The spelling of 504517369 in words is "five hundred four million, five hundred seventeen thousand, three hundred sixty-nine".