505522499 has 2 divisors, whose sum is σ = 505522500. Its totient is φ = 505522498.

The previous prime is 505522483. The next prime is 505522513. The reversal of 505522499 is 994225505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505522499 - 2⁴ = 505522483 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (505522399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252761249 + 252761250.

It is an arithmetic number, because the mean of its divisors is an integer number (252761250).

Almost surely, 2^505522499 is an apocalyptic number.

505522499 is a deficient number, since it is larger than the sum of its proper divisors (1).

505522499 is an equidigital number, since it uses as much as digits as its factorization.

505522499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 505522499 is about 22483.8274988935. The cubic root of 505522499 is about 796.6119734126.

The spelling of 505522499 in words is "five hundred five million, five hundred twenty-two thousand, four hundred ninety-nine".