505416683 has 2 divisors, whose sum is σ = 505416684. Its totient is φ = 505416682.

The previous prime is 505416679. The next prime is 505416719. The reversal of 505416683 is 386614505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505416683 - 2² = 505416679 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (505416623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252708341 + 252708342.

It is an arithmetic number, because the mean of its divisors is an integer number (252708342).

Almost surely, 2^505416683 is an apocalyptic number.

505416683 is a deficient number, since it is larger than the sum of its proper divisors (1).

505416683 is an equidigital number, since it uses as much as digits as its factorization.

505416683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 505416683 is about 22481.4742176753. The cubic root of 505416683 is about 796.5563872452.

The spelling of 505416683 in words is "five hundred five million, four hundred sixteen thousand, six hundred eighty-three".