166541241 has 8 divisors (see below), whose sum is σ = 222442144. Its totient is φ = 110833920.

The previous prime is 166541227. The next prime is 166541267. The reversal of 166541241 is 142145661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 166541241 - 2¹⁴ = 166524857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 166541199 and 166541208.

It is not an unprimeable number, because it can be changed into a prime (166541201) 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, 46375 + ... + 49836.

It is an arithmetic number, because the mean of its divisors is an integer number (27805268).

Almost surely, 2^166541241 is an apocalyptic number.

It is an amenable number.

166541241 is a deficient number, since it is larger than the sum of its proper divisors (55900903).

166541241 is an equidigital number, since it uses as much as digits as its factorization.

166541241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96791.

The product of its digits is 5760, while the sum is 30.

The square root of 166541241 is about 12905.0858579089. The cubic root of 166541241 is about 550.1831246961.

The spelling of 166541241 in words is "one hundred sixty-six million, five hundred forty-one thousand, two hundred forty-one".