53255343503 has 2 divisors, whose sum is σ = 53255343504. Its totient is φ = 53255343502.

The previous prime is 53255343499. The next prime is 53255343577. The reversal of 53255343503 is 30534355235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53255343503 - 2² = 53255343499 is a prime.

It is a super-2 number, since 2×53255343503² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53255340503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26627671751 + 26627671752.

It is an arithmetic number, because the mean of its divisors is an integer number (26627671752).

Almost surely, 2^53255343503 is an apocalyptic number.

53255343503 is a deficient number, since it is larger than the sum of its proper divisors (1).

53255343503 is an equidigital number, since it uses as much as digits as its factorization.

53255343503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405000, while the sum is 38.

Adding to 53255343503 its reverse (30534355235), we get a palindrome (83789698738).

The spelling of 53255343503 in words is "fifty-three billion, two hundred fifty-five million, three hundred forty-three thousand, five hundred three".