1000505005 has 16 divisors (see below), whose sum is σ = 1250726400. Its totient is φ = 767465280.

The previous prime is 1000504979. The next prime is 1000505041. The reversal of 1000505005 is 5005050001.

It is not a de Polignac number, because 1000505005 - 2⁷ = 1000504877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1000505005.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 12715 + ... + 46504.

It is an arithmetic number, because the mean of its divisors is an integer number (78170400).

Almost surely, 2^1000505005 is an apocalyptic number.

It is an amenable number.

1000505005 is a deficient number, since it is larger than the sum of its proper divisors (250221395).

1000505005 is a wasteful number, since it uses less digits than its factorization.

1000505005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59364.

The product of its (nonzero) digits is 125, while the sum is 16.

The square root of 1000505005 is about 31630.7604239923. The cubic root of 1000505005 is about 1000.1683066713.

Adding to 1000505005 its reverse (5005050001), we get a palindrome (6005555006).

The spelling of 1000505005 in words is "one billion, five hundred five thousand, five".