505305067 has 2 divisors, whose sum is σ = 505305068. Its totient is φ = 505305066.

The previous prime is 505305043. The next prime is 505305071. The reversal of 505305067 is 760503505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505305067 - 2⁷ = 505304939 is a prime.

It is not a weakly prime, because it can be changed into another prime (505305167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252652533 + 252652534.

It is an arithmetic number, because the mean of its divisors is an integer number (252652534).

Almost surely, 2^505305067 is an apocalyptic number.

505305067 is a deficient number, since it is larger than the sum of its proper divisors (1).

505305067 is an equidigital number, since it uses as much as digits as its factorization.

505305067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15750, while the sum is 31.

The square root of 505305067 is about 22478.9916811231. The cubic root of 505305067 is about 796.4977458731.

The spelling of 505305067 in words is "five hundred five million, three hundred five thousand, sixty-seven".