53434543 has 8 divisors (see below), whose sum is σ = 56073600. Its totient is φ = 50821848.

The previous prime is 53434523. The next prime is 53434561. The reversal of 53434543 is 34543435.

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

It is a cyclic number.

It is not a de Polignac number, because 53434543 - 2²⁵ = 19880111 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 (53434523) 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, 2373 + ... + 10606.

It is an arithmetic number, because the mean of its divisors is an integer number (7009200).

Almost surely, 2^53434543 is an apocalyptic number.

53434543 is a deficient number, since it is larger than the sum of its proper divisors (2639057).

53434543 is a wasteful number, since it uses less digits than its factorization.

53434543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13181.

The product of its digits is 43200, while the sum is 31.

The square root of 53434543 is about 7309.8935012762. The cubic root of 53434543 is about 376.6523659523.

Adding to 53434543 its reverse (34543435), we get a palindrome (87977978).

The spelling of 53434543 in words is "fifty-three million, four hundred thirty-four thousand, five hundred forty-three".