5561061105 has 32 divisors (see below), whose sum is σ = 8943577344. Its totient is φ = 2950649856.

The previous prime is 5561061101. The next prime is 5561061109. The reversal of 5561061105 is 5011601655.

It is an interprime number because it is at equal distance from previous prime (5561061101) and next prime (5561061109).

It is not a de Polignac number, because 5561061105 - 2² = 5561061101 is a prime.

It is a super-2 number, since 2×5561061105² = 61850801227087642050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5561061101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3118044 + ... + 3119826.

It is an arithmetic number, because the mean of its divisors is an integer number (279486792).

Almost surely, 2^5561061105 is an apocalyptic number.

It is an amenable number.

5561061105 is a deficient number, since it is larger than the sum of its proper divisors (3382516239).

5561061105 is a wasteful number, since it uses less digits than its factorization.

5561061105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 5561061105 is about 74572.5224529786. The cubic root of 5561061105 is about 1771.6824740783.

The spelling of 5561061105 in words is "five billion, five hundred sixty-one million, sixty-one thousand, one hundred five".