1006505512 has 16 divisors (see below), whose sum is σ = 1888436340. Its totient is φ = 502922496.

The previous prime is 1006505503. The next prime is 1006505543. The reversal of 1006505512 is 2155056001.

It can be written as a sum of positive squares in 2 ways, for example, as 743871076 + 262634436 = 27274^2 + 16206^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28083 + ... + 52930.

Almost surely, 2^1006505512 is an apocalyptic number.

It is an amenable number.

1006505512 is a deficient number, since it is larger than the sum of its proper divisors (881930828).

1006505512 is a wasteful number, since it uses less digits than its factorization.

1006505512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82572 (or 82568 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 1006505512 is about 31725.4710288122. The cubic root of 1006505512 is about 1002.1638185124.

The spelling of 1006505512 in words is "one billion, six million, five hundred five thousand, five hundred twelve".