53531303 has 16 divisors (see below), whose sum is σ = 66624000. Its totient is φ = 41967072.

The previous prime is 53531297. The next prime is 53531311. The reversal of 53531303 is 30313535.

53531303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53531303 - 2⁶ = 53531239 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 (53531323) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3083 + ... + 10796.

It is an arithmetic number, because the mean of its divisors is an integer number (4164000).

Almost surely, 2^53531303 is an apocalyptic number.

53531303 is a deficient number, since it is larger than the sum of its proper divisors (13092697).

53531303 is a wasteful number, since it uses less digits than its factorization.

53531303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13934.

The product of its (nonzero) digits is 2025, while the sum is 23.

The square root of 53531303 is about 7316.5089352778. The cubic root of 53531303 is about 376.8795779435.

Adding to 53531303 its reverse (30313535), we get a palindrome (83844838).

The spelling of 53531303 in words is "fifty-three million, five hundred thirty-one thousand, three hundred three".