504591343 has 2 divisors, whose sum is σ = 504591344. Its totient is φ = 504591342.

The previous prime is 504591337. The next prime is 504591377. The reversal of 504591343 is 343195405.

It is an a-pointer prime, because the next prime (504591377) can be obtained adding 504591343 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504591343 is a prime.

It is a super-2 number, since 2×504591343² = 509224846861087298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504591299 and 504591308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504591383) 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, 252295671 + 252295672.

It is an arithmetic number, because the mean of its divisors is an integer number (252295672).

Almost surely, 2^504591343 is an apocalyptic number.

504591343 is a deficient number, since it is larger than the sum of its proper divisors (1).

504591343 is an equidigital number, since it uses as much as digits as its factorization.

504591343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 504591343 is about 22463.1107151258. The cubic root of 504591343 is about 796.1225616815.

The spelling of 504591343 in words is "five hundred four million, five hundred ninety-one thousand, three hundred forty-three".