120166285 has 36 divisors (see below), whose sum is σ = 162079164. Its totient is φ = 85227520.

The previous prime is 120166273. The next prime is 120166297. The reversal of 120166285 is 582661021.

It is an interprime number because it is at equal distance from previous prime (120166273) and next prime (120166297).

It can be written as a sum of positive squares in 18 ways, for example, as 108097609 + 12068676 = 10397^2 + 3474^2 .

It is a de Polignac number, because none of the positive numbers 2^k-120166285 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2930865 + ... + 2930905.

It is an arithmetic number, because the mean of its divisors is an integer number (4502199).

Almost surely, 2^120166285 is an apocalyptic number.

It is an amenable number.

120166285 is a deficient number, since it is larger than the sum of its proper divisors (41912879).

120166285 is an equidigital number, since it uses as much as digits as its factorization.

120166285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 120166285 is about 10962.0383597212. The cubic root of 120166285 is about 493.4701397532.

The spelling of 120166285 in words is "one hundred twenty million, one hundred sixty-six thousand, two hundred eighty-five".