120072166 has 8 divisors (see below), whose sum is σ = 180862560. Its totient is φ = 59784648.

The previous prime is 120072163. The next prime is 120072181. The reversal of 120072166 is 661270021.

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

It is a self number, because there is not a number n which added to its sum of digits gives 120072166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120072163) 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, 125121 + ... + 126076.

It is an arithmetic number, because the mean of its divisors is an integer number (22607820).

Almost surely, 2^120072166 is an apocalyptic number.

120072166 is a deficient number, since it is larger than the sum of its proper divisors (60790394).

120072166 is a wasteful number, since it uses less digits than its factorization.

120072166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251438.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 120072166 is about 10957.7445671999. The cubic root of 120072166 is about 493.3412709745.

The spelling of 120072166 in words is "one hundred twenty million, seventy-two thousand, one hundred sixty-six".