53985283 has 4 divisors (see below), whose sum is σ = 58893048. Its totient is φ = 49077520.

The previous prime is 53985277. The next prime is 53985329. The reversal of 53985283 is 38258935.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53985283 - 2⁹ = 53984771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53985223) by changing a digit.

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, 2453866 + ... + 2453887.

It is an arithmetic number, because the mean of its divisors is an integer number (14723262).

Almost surely, 2^53985283 is an apocalyptic number.

53985283 is a deficient number, since it is larger than the sum of its proper divisors (4907765).

53985283 is a wasteful number, since it uses less digits than its factorization.

53985283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4907764.

The product of its digits is 259200, while the sum is 43.

The square root of 53985283 is about 7347.4677950978. The cubic root of 53985283 is about 377.9419743336.

It can be divided in two parts, 539852 and 83, that added together give a palindrome (539935).

The spelling of 53985283 in words is "fifty-three million, nine hundred eighty-five thousand, two hundred eighty-three".