105530512 has 20 divisors (see below), whose sum is σ = 209992636. Its totient is φ = 51338880.

The previous prime is 105530497. The next prime is 105530567. The reversal of 105530512 is 215035501.

It can be written as a sum of positive squares in 2 ways, for example, as 67634176 + 37896336 = 8224^2 + 6156^2 .

It is a super-2 number, since 2×105530512² = 22273377925964288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88539 + ... + 89722.

Almost surely, 2^105530512 is an apocalyptic number.

It is an amenable number.

105530512 is a deficient number, since it is larger than the sum of its proper divisors (104462124).

105530512 is a wasteful number, since it uses less digits than its factorization.

105530512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178306 (or 178300 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 105530512 is about 10272.8044856310. The cubic root of 105530512 is about 472.5626011884.

The spelling of 105530512 in words is "one hundred five million, five hundred thirty thousand, five hundred twelve".