53004013243 has 2 divisors, whose sum is σ = 53004013244. Its totient is φ = 53004013242.

The previous prime is 53004013171. The next prime is 53004013247. The reversal of 53004013243 is 34231040035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53004013243 - 2²⁹ = 52467142331 is a prime.

It is not a weakly prime, because it can be changed into another prime (53004013247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26502006621 + 26502006622.

It is an arithmetic number, because the mean of its divisors is an integer number (26502006622).

Almost surely, 2^53004013243 is an apocalyptic number.

53004013243 is a deficient number, since it is larger than the sum of its proper divisors (1).

53004013243 is an equidigital number, since it uses as much as digits as its factorization.

53004013243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 53004013243 its reverse (34231040035), we get a palindrome (87235053278).

The spelling of 53004013243 in words is "fifty-three billion, four million, thirteen thousand, two hundred forty-three".