105561130 has 32 divisors (see below), whose sum is σ = 196061184. Its totient is φ = 40896576.

The previous prime is 105561121. The next prime is 105561199. The reversal of 105561130 is 31165501.

It is a super-2 number, since 2×105561130² = 22286304333753800, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 53644 + ... + 55576.

It is an arithmetic number, because the mean of its divisors is an integer number (6126912).

Almost surely, 2^105561130 is an apocalyptic number.

105561130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105561130 is a deficient number, since it is larger than the sum of its proper divisors (90500054).

105561130 is a wasteful number, since it uses less digits than its factorization.

105561130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 105561130 is about 10274.2946229899. The cubic root of 105561130 is about 472.6082989440.

The spelling of 105561130 in words is "one hundred five million, five hundred sixty-one thousand, one hundred thirty".