105560609 has 32 divisors (see below), whose sum is σ = 139587840. Its totient is φ = 77414400.

The previous prime is 105560563. The next prime is 105560647. The reversal of 105560609 is 906065501.

It is not a de Polignac number, because 105560609 - 2¹⁶ = 105495073 is a prime.

It is a super-2 number, since 2×105560609² = 22286084344901762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105560699) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90977 + ... + 92129.

It is an arithmetic number, because the mean of its divisors is an integer number (4362120).

Almost surely, 2^105560609 is an apocalyptic number.

It is an amenable number.

105560609 is a deficient number, since it is larger than the sum of its proper divisors (34027231).

105560609 is a wasteful number, since it uses less digits than its factorization.

105560609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 105560609 is about 10274.2692684200. The cubic root of 105560609 is about 472.6075214188.

The spelling of 105560609 in words is "one hundred five million, five hundred sixty thousand, six hundred nine".