120126 has 8 divisors (see below), whose sum is σ = 240264. Its totient is φ = 40040.

The previous prime is 120121. The next prime is 120157. The reversal of 120126 is 621021.

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

120126 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 120126.

It is not an unprimeable number, because it can be changed into a prime (120121) by changing a digit.

120126 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10005 + ... + 10016.

It is an arithmetic number, because the mean of its divisors is an integer number (30033).

2¹²⁰¹²⁶ is an apocalyptic number.

120126 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120126 is a wasteful number, since it uses less digits than its factorization.

120126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20026.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 120126 is about 346.5919791340. The cubic root of 120126 is about 49.3414989324.

Adding to 120126 its reverse (621021), we get a palindrome (741147).

The spelling of 120126 in words is "one hundred twenty thousand, one hundred twenty-six".