105560505601109 has 8 divisors (see below), whose sum is σ = 117600563269560. Its totient is φ = 94080450614976.

The previous prime is 105560505601069. The next prime is 105560505601123. The reversal of 105560505601109 is 901106505065501.

It can be written as a sum of positive squares in 4 ways, for example, as 1661319922084 + 103899185679025 = 1288922^2 + 10193095^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 105560505601109 - 2¹² = 105560505597013 is a prime.

It is a super-2 number, since 2×105560505601109² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105560505601109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105560505601189) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 140000670182 + ... + 140000670935.

It is an arithmetic number, because the mean of its divisors is an integer number (14700070408695).

Almost surely, 2^{105560505601109} is an apocalyptic number.

It is an amenable number.

105560505601109 is a deficient number, since it is larger than the sum of its proper divisors (12040057668451).

105560505601109 is a wasteful number, since it uses less digits than its factorization.

105560505601109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280001341159.

The product of its (nonzero) digits is 202500, while the sum is 44.

The spelling of 105560505601109 in words is "one hundred five trillion, five hundred sixty billion, five hundred five million, six hundred one thousand, one hundred nine".