120841128 has 24 divisors (see below), whose sum is σ = 327278250. Its totient is φ = 40280352.

The previous prime is 120841109. The next prime is 120841163. The reversal of 120841128 is 821148021.

It can be written as a sum of positive squares in only one way, i.e., 120165444 + 675684 = 10962^2 + 822^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 839103 + ... + 839246.

Almost surely, 2^120841128 is an apocalyptic number.

120841128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

120841128 is an abundant number, since it is smaller than the sum of its proper divisors (206437122).

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

120841128 is a wasteful number, since it uses less digits than its factorization.

120841128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678361 (or 1678354 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

The square root of 120841128 is about 10992.7761734696. The cubic root of 120841128 is about 494.3921771157.

Adding to 120841128 its reverse (821148021), we get a palindrome (941989149).

The spelling of 120841128 in words is "one hundred twenty million, eight hundred forty-one thousand, one hundred twenty-eight".