53065303 has 16 divisors (see below), whose sum is σ = 55996416. Its totient is φ = 50243040.

The previous prime is 53065297. The next prime is 53065333. The reversal of 53065303 is 30356035.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53065303 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 (53065333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237850 + ... + 238072.

It is an arithmetic number, because the mean of its divisors is an integer number (3499776).

Almost surely, 2^53065303 is an apocalyptic number.

53065303 is a deficient number, since it is larger than the sum of its proper divisors (2931113).

53065303 is a wasteful number, since it uses less digits than its factorization.

53065303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 53065303 is about 7284.5935370479. The cubic root of 53065303 is about 375.7827867753.

It can be divided in two parts, 5306 and 5303, that added together give a square (10609 = 103²).

The spelling of 53065303 in words is "fifty-three million, sixty-five thousand, three hundred three".