166750101 has 24 divisors (see below), whose sum is σ = 275967744. Its totient is φ = 95044320.

The previous prime is 166750097. The next prime is 166750117. The reversal of 166750101 is 101057661.

It is not a de Polignac number, because 166750101 - 2² = 166750097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166750121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23380 + ... + 29666.

It is an arithmetic number, because the mean of its divisors is an integer number (11498656).

Almost surely, 2^166750101 is an apocalyptic number.

It is an amenable number.

166750101 is a deficient number, since it is larger than the sum of its proper divisors (109217643).

166750101 is a wasteful number, since it uses less digits than its factorization.

166750101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6721 (or 6718 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 166750101 is about 12913.1754808800. The cubic root of 166750101 is about 550.4130241958.

The spelling of 166750101 in words is "one hundred sixty-six million, seven hundred fifty thousand, one hundred one".