53040303 has 6 divisors (see below), whose sum is σ = 76613784. Its totient is φ = 35360196.

The previous prime is 53040283. The next prime is 53040307. The reversal of 53040303 is 30304035.

It is a happy number.

It is not a de Polignac number, because 53040303 - 2⁵ = 53040271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53040307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2946675 + ... + 2946692.

It is an arithmetic number, because the mean of its divisors is an integer number (12768964).

Almost surely, 2^53040303 is an apocalyptic number.

53040303 is a deficient number, since it is larger than the sum of its proper divisors (23573481).

53040303 is a wasteful number, since it uses less digits than its factorization.

53040303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5893373 (or 5893370 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 53040303 is about 7282.8773846605. The cubic root of 53040303 is about 375.7237648731.

Adding to 53040303 its reverse (30304035), we get a palindrome (83344338).

The spelling of 53040303 in words is "fifty-three million, forty thousand, three hundred three".