53300553 has 4 divisors (see below), whose sum is σ = 71067408. Its totient is φ = 35533700.

The previous prime is 53300549. The next prime is 53300573. The reversal of 53300553 is 35500335.

53300553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53300553 - 2² = 53300549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53300573) 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 3 ways as a sum of consecutive naturals, for example, 8883423 + ... + 8883428.

It is an arithmetic number, because the mean of its divisors is an integer number (17766852).

Almost surely, 2^53300553 is an apocalyptic number.

It is an amenable number.

53300553 is a deficient number, since it is larger than the sum of its proper divisors (17766855).

53300553 is a wasteful number, since it uses less digits than its factorization.

53300553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17766854.

The product of its (nonzero) digits is 3375, while the sum is 24.

The square root of 53300553 is about 7300.7227724384. The cubic root of 53300553 is about 376.3372770604.

Adding to 53300553 its reverse (35500335), we get a palindrome (88800888).

The spelling of 53300553 in words is "fifty-three million, three hundred thousand, five hundred fifty-three".