53000303 has 8 divisors (see below), whose sum is σ = 55385088. Its totient is φ = 50622264.

The previous prime is 53000279. The next prime is 53000333. The reversal of 53000303 is 30300035.

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

It is not a de Polignac number, because 53000303 - 2⁸ = 53000047 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 (53000333) 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, 21050 + ... + 23432.

It is an arithmetic number, because the mean of its divisors is an integer number (6923136).

Almost surely, 2^53000303 is an apocalyptic number.

53000303 is a deficient number, since it is larger than the sum of its proper divisors (2384785).

53000303 is a wasteful number, since it uses less digits than its factorization.

53000303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373.

The product of its (nonzero) digits is 135, while the sum is 14.

The square root of 53000303 is about 7280.1306993762. The cubic root of 53000303 is about 375.6292912412.

Adding to 53000303 its reverse (30300035), we get a palindrome (83300338).

The spelling of 53000303 in words is "fifty-three million, three hundred three", and thus it is an aban number.