53042120 has 16 divisors (see below), whose sum is σ = 119344860. Its totient is φ = 21216832.

The previous prime is 53042107. The next prime is 53042161. The reversal of 53042120 is 2124035.

53042120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 52911076 + 131044 = 7274^2 + 362^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662987 + ... + 663066.

Almost surely, 2^53042120 is an apocalyptic number.

It is an amenable number.

53042120 is an abundant number, since it is smaller than the sum of its proper divisors (66302740).

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

53042120 is a wasteful number, since it uses less digits than its factorization.

53042120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326064 (or 1326060 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 53042120 is about 7283.0021282435. The cubic root of 53042120 is about 375.7280552098.

Adding to 53042120 its reverse (2124035), we get a palindrome (55166155).

The spelling of 53042120 in words is "fifty-three million, forty-two thousand, one hundred twenty".