504343823 has 2 divisors, whose sum is σ = 504343824. Its totient is φ = 504343822.

The previous prime is 504343799. The next prime is 504343849. The reversal of 504343823 is 328343405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 504343823 - 2⁶ = 504343759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 504343823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504343883) 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, 252171911 + 252171912.

It is an arithmetic number, because the mean of its divisors is an integer number (252171912).

Almost surely, 2^504343823 is an apocalyptic number.

504343823 is a deficient number, since it is larger than the sum of its proper divisors (1).

504343823 is an equidigital number, since it uses as much as digits as its factorization.

504343823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 504343823 is about 22457.6005619478. The cubic root of 504343823 is about 795.9923649133.

The spelling of 504343823 in words is "five hundred four million, three hundred forty-three thousand, eight hundred twenty-three".