166121714 has 8 divisors (see below), whose sum is σ = 271835568. Its totient is φ = 75509860.

The previous prime is 166121713. The next prime is 166121723. The reversal of 166121714 is 417121661.

166121714 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (166121713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3775472 + ... + 3775515.

It is an arithmetic number, because the mean of its divisors is an integer number (33979446).

Almost surely, 2^166121714 is an apocalyptic number.

166121714 is a deficient number, since it is larger than the sum of its proper divisors (105713854).

166121714 is a wasteful number, since it uses less digits than its factorization.

166121714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7551000.

The product of its digits is 2016, while the sum is 29.

The square root of 166121714 is about 12888.8212804740. The cubic root of 166121714 is about 549.7207552161.

The spelling of 166121714 in words is "one hundred sixty-six million, one hundred twenty-one thousand, seven hundred fourteen".