53203134543 has 24 divisors (see below), whose sum is σ = 77739524352. Its totient is φ = 32345902368.

The previous prime is 53203134529. The next prime is 53203134547. The reversal of 53203134543 is 34543130235.

53203134543 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 53203134543 - 2⁵ = 53203134511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53203134547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 590071 + ... + 674232.

It is an arithmetic number, because the mean of its divisors is an integer number (3239146848).

Almost surely, 2^53203134543 is an apocalyptic number.

53203134543 is a deficient number, since it is larger than the sum of its proper divisors (24536389809).

53203134543 is a wasteful number, since it uses less digits than its factorization.

53203134543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264415 (or 1264402 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 53203134543 its reverse (34543130235), we get a palindrome (87746264778).

The spelling of 53203134543 in words is "fifty-three billion, two hundred three million, one hundred thirty-four thousand, five hundred forty-three".