53504343 has 12 divisors (see below), whose sum is σ = 77572768. Its totient is φ = 35536320.

The previous prime is 53504329. The next prime is 53504411. The reversal of 53504343 is 34340535.

It is a happy number.

53504343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53504343 - 2¹² = 53500247 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 (53504443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8530 + ... + 13407.

Almost surely, 2^53504343 is an apocalyptic number.

53504343 is a deficient number, since it is larger than the sum of its proper divisors (24068425).

53504343 is a wasteful number, since it uses less digits than its factorization.

53504343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22214 (or 22211 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 53504343 is about 7314.6662945072. Note that the first 3 decimals coincide. The cubic root of 53504343 is about 376.8162979617.

Adding to 53504343 its reverse (34340535), we get a palindrome (87844878).

The spelling of 53504343 in words is "fifty-three million, five hundred four thousand, three hundred forty-three".