105561116 has 24 divisors (see below), whose sum is σ = 186810624. Its totient is φ = 52190720.

The previous prime is 105561091. The next prime is 105561121. The reversal of 105561116 is 611165501.

It is a super-2 number, since 2×105561116² = 22286298422330912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 177716 + ... + 178308.

It is an arithmetic number, because the mean of its divisors is an integer number (7783776).

Almost surely, 2^105561116 is an apocalyptic number.

It is an amenable number.

105561116 is a deficient number, since it is larger than the sum of its proper divisors (81249508).

105561116 is a wasteful number, since it uses less digits than its factorization.

105561116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021 (or 1019 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 105561116 is about 10274.2939416779. The cubic root of 105561116 is about 472.6082780508.

The spelling of 105561116 in words is "one hundred five million, five hundred sixty-one thousand, one hundred sixteen".