105066166 has 4 divisors (see below), whose sum is σ = 157599252. Its totient is φ = 52533082.

The previous prime is 105066121. The next prime is 105066167. The reversal of 105066166 is 661660501.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×105066166² = 22077798475879112, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105066167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26266540 + ... + 26266543.

It is an arithmetic number, because the mean of its divisors is an integer number (39399813).

Almost surely, 2^105066166 is an apocalyptic number.

105066166 is a deficient number, since it is larger than the sum of its proper divisors (52533086).

105066166 is an equidigital number, since it uses as much as digits as its factorization.

105066166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52533085.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 105066166 is about 10250.1788277083. The cubic root of 105066166 is about 471.8684727603.

The spelling of 105066166 in words is "one hundred five million, sixty-six thousand, one hundred sixty-six".