120543053 has 6 divisors (see below), whose sum is σ = 124843914. Its totient is φ = 116385584.

The previous prime is 120543043. The next prime is 120543083. The reversal of 120543053 is 350345021.

It can be written as a sum of positive squares in 3 ways, for example, as 487204 + 120055849 = 698^2 + 10957^2 .

It is not a de Polignac number, because 120543053 - 2⁴ = 120543037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120543043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70826 + ... + 72507.

It is an arithmetic number, because the mean of its divisors is an integer number (20807319).

Almost surely, 2^120543053 is an apocalyptic number.

It is an amenable number.

120543053 is a deficient number, since it is larger than the sum of its proper divisors (4300861).

120543053 is an equidigital number, since it uses as much as digits as its factorization.

120543053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143391 (or 143362 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 120543053 is about 10979.2100353350. The cubic root of 120543053 is about 493.9853418916.

Adding to 120543053 its reverse (350345021), we get a palindrome (470888074).

The spelling of 120543053 in words is "one hundred twenty million, five hundred forty-three thousand, fifty-three".