53280303 has 8 divisors (see below), whose sum is σ = 71074608. Its totient is φ = 35503104.

The previous prime is 53280263. The next prime is 53280307. The reversal of 53280303 is 30308235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53280303 - 2¹³ = 53272111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53280307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8175 + ... + 13167.

It is an arithmetic number, because the mean of its divisors is an integer number (8884326).

Almost surely, 2^53280303 is an apocalyptic number.

53280303 is a deficient number, since it is larger than the sum of its proper divisors (17794305).

53280303 is a wasteful number, since it uses less digits than its factorization.

53280303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8553.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 53280303 is about 7299.3357917005. The cubic root of 53280303 is about 376.2896115439.

Adding to 53280303 its reverse (30308235), we get a palindrome (83588538).

The spelling of 53280303 in words is "fifty-three million, two hundred eighty thousand, three hundred three".