505601027 has 4 divisors (see below), whose sum is σ = 512001120. Its totient is φ = 499200936.

The previous prime is 505600951. The next prime is 505601059. The reversal of 505601027 is 720106505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 505601027 - 2²⁶ = 438492163 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 505600987 and 505601005.

It is not an unprimeable number, because it can be changed into a prime (505601527) 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 in 3 ways as a sum of consecutive naturals, for example, 3199928 + ... + 3200085.

It is an arithmetic number, because the mean of its divisors is an integer number (128000280).

Almost surely, 2^505601027 is an apocalyptic number.

505601027 is a deficient number, since it is larger than the sum of its proper divisors (6400093).

505601027 is an equidigital number, since it uses as much as digits as its factorization.

505601027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6400092.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 505601027 is about 22485.5737529644. The cubic root of 505601027 is about 796.6532199159.

The spelling of 505601027 in words is "five hundred five million, six hundred one thousand, twenty-seven".