166061105 has 48 divisors (see below), whose sum is σ = 244753920. Its totient is φ = 105780864.

The previous prime is 166061101. The next prime is 166061149. The reversal of 166061105 is 501160661.

166061105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166061105 - 2² = 166061101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166061101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2814566 + ... + 2814624.

It is an arithmetic number, because the mean of its divisors is an integer number (5099040).

Almost surely, 2^166061105 is an apocalyptic number.

It is an amenable number.

166061105 is a deficient number, since it is larger than the sum of its proper divisors (78692815).

166061105 is an equidigital number, since it uses as much as digits as its factorization.

166061105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 166061105 is about 12886.4698424355. The cubic root of 166061105 is about 549.6538924377.

The spelling of 166061105 in words is "one hundred sixty-six million, sixty-one thousand, one hundred five".