505605059 has 2 divisors, whose sum is σ = 505605060. Its totient is φ = 505605058.

The previous prime is 505605017. The next prime is 505605101. The reversal of 505605059 is 950506505.

It is a balanced prime because it is at equal distance from previous prime (505605017) and next prime (505605101).

It is a cyclic number.

It is not a de Polignac number, because 505605059 - 2²⁰ = 504556483 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (505601059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252802529 + 252802530.

It is an arithmetic number, because the mean of its divisors is an integer number (252802530).

Almost surely, 2^505605059 is an apocalyptic number.

505605059 is a deficient number, since it is larger than the sum of its proper divisors (1).

505605059 is an equidigital number, since it uses as much as digits as its factorization.

505605059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33750, while the sum is 35.

The square root of 505605059 is about 22485.6634102710. The cubic root of 505605059 is about 796.6553375917.

The spelling of 505605059 in words is "five hundred five million, six hundred five thousand, fifty-nine".