53305343 has 16 divisors (see below), whose sum is σ = 65780736. Its totient is φ = 42063840.

The previous prime is 53305321. The next prime is 53305349. The reversal of 53305343 is 34350335.

It is not a de Polignac number, because 53305343 - 2¹⁴ = 53288959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53305349) 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, 58058 + ... + 58968.

It is an arithmetic number, because the mean of its divisors is an integer number (4111296).

Almost surely, 2^53305343 is an apocalyptic number.

53305343 is a deficient number, since it is larger than the sum of its proper divisors (12475393).

53305343 is a wasteful number, since it uses less digits than its factorization.

53305343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574.

The product of its (nonzero) digits is 8100, while the sum is 26.

The square root of 53305343 is about 7301.0508147800. The cubic root of 53305343 is about 376.3485502490.

Adding to 53305343 its reverse (34350335), we get a palindrome (87655678).

The spelling of 53305343 in words is "fifty-three million, three hundred five thousand, three hundred forty-three".