53340303 has 8 divisors (see below), whose sum is σ = 72855216. Its totient is φ = 34692800.

The previous prime is 53340299. The next prime is 53340317. The reversal of 53340303 is 30304335.

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

It is a cyclic number.

It is not a de Polignac number, because 53340303 - 2² = 53340299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53340303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53340403) 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, 216708 + ... + 216953.

It is an arithmetic number, because the mean of its divisors is an integer number (9106902).

Almost surely, 2^53340303 is an apocalyptic number.

53340303 is a deficient number, since it is larger than the sum of its proper divisors (19514913).

53340303 is a wasteful number, since it uses less digits than its factorization.

53340303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433705.

The product of its (nonzero) digits is 1620, while the sum is 21.

The square root of 53340303 is about 7303.4445982701. Note that the first 3 decimals coincide. The cubic root of 53340303 is about 376.4308076068.

Adding to 53340303 its reverse (30304335), we get a palindrome (83644638).

The spelling of 53340303 in words is "fifty-three million, three hundred forty thousand, three hundred three".