53518142 has 16 divisors (see below), whose sum is σ = 85250880. Its totient is φ = 25110528.

The previous prime is 53518141. The next prime is 53518163. The reversal of 53518142 is 24181535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53518141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10334 + ... + 14622.

It is an arithmetic number, because the mean of its divisors is an integer number (5328180).

Almost surely, 2^53518142 is an apocalyptic number.

53518142 is a deficient number, since it is larger than the sum of its proper divisors (31732738).

53518142 is a wasteful number, since it uses less digits than its factorization.

53518142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4675.

The product of its digits is 4800, while the sum is 29.

The square root of 53518142 is about 7315.6094756350. The cubic root of 53518142 is about 376.8486893581.

Adding to 53518142 its reverse (24181535), we get a palindrome (77699677).

The spelling of 53518142 in words is "fifty-three million, five hundred eighteen thousand, one hundred forty-two".