120173666 has 8 divisors (see below), whose sum is σ = 188097984. Its totient is φ = 57474340.

The previous prime is 120173659. The next prime is 120173687. The reversal of 120173666 is 666371021.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1306190 + ... + 1306281.

It is an arithmetic number, because the mean of its divisors is an integer number (23512248).

Almost surely, 2^120173666 is an apocalyptic number.

120173666 is a deficient number, since it is larger than the sum of its proper divisors (67924318).

120173666 is a wasteful number, since it uses less digits than its factorization.

120173666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612496.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 120173666 is about 10962.3750163913. The cubic root of 120173666 is about 493.4802430545.

The spelling of 120173666 in words is "one hundred twenty million, one hundred seventy-three thousand, six hundred sixty-six".