505524923 has 2 divisors, whose sum is σ = 505524924. Its totient is φ = 505524922.

The previous prime is 505524919. The next prime is 505524941. The reversal of 505524923 is 329425505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505524923 - 2² = 505524919 is a prime.

It is not a weakly prime, because it can be changed into another prime (505524953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252762461 + 252762462.

It is an arithmetic number, because the mean of its divisors is an integer number (252762462).

Almost surely, 2^505524923 is an apocalyptic number.

505524923 is a deficient number, since it is larger than the sum of its proper divisors (1).

505524923 is an equidigital number, since it uses as much as digits as its factorization.

505524923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 505524923 is about 22483.8814042416. The cubic root of 505524923 is about 796.6132466724.

The spelling of 505524923 in words is "five hundred five million, five hundred twenty-four thousand, nine hundred twenty-three".