166134241 has 16 divisors (see below), whose sum is σ = 209233024. Its totient is φ = 128386944.

The previous prime is 166134209. The next prime is 166134247. The reversal of 166134241 is 142431661.

It is not a de Polignac number, because 166134241 - 2⁵ = 166134209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166134247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17316 + ... + 25141.

It is an arithmetic number, because the mean of its divisors is an integer number (13077064).

Almost surely, 2^166134241 is an apocalyptic number.

It is an amenable number.

166134241 is a deficient number, since it is larger than the sum of its proper divisors (43098783).

166134241 is a wasteful number, since it uses less digits than its factorization.

166134241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42520.

The product of its digits is 3456, while the sum is 28.

The square root of 166134241 is about 12889.3072350689. The cubic root of 166134241 is about 549.7345727532.

It can be divided in two parts, 166134 and 241, that added together give a cube (166375 = 55³).

The spelling of 166134241 in words is "one hundred sixty-six million, one hundred thirty-four thousand, two hundred forty-one".