2066105541 has 8 divisors (see below), whose sum is σ = 2785760640. Its totient is φ = 1361927072.

The previous prime is 2066105539. The next prime is 2066105593. The reversal of 2066105541 is 1455016602.

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 2066105541 - 2¹ = 2066105539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2066105499 and 2066105508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066105501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3868845 + ... + 3869378.

It is an arithmetic number, because the mean of its divisors is an integer number (348220080).

Almost surely, 2^2066105541 is an apocalyptic number.

It is an amenable number.

2066105541 is a deficient number, since it is larger than the sum of its proper divisors (719655099).

2066105541 is an equidigital number, since it uses as much as digits as its factorization.

2066105541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7738315.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 2066105541 is about 45454.4336781353. The cubic root of 2066105541 is about 1273.6521531935.

The spelling of 2066105541 in words is "two billion, sixty-six million, one hundred five thousand, five hundred forty-one".