503920260383 has 2 divisors, whose sum is σ = 503920260384. Its totient is φ = 503920260382.

The previous prime is 503920260323. The next prime is 503920260413. The reversal of 503920260383 is 383062029305.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 503920260383 - 2³² = 499625293087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 503920260383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503920260323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251960130191 + 251960130192.

It is an arithmetic number, because the mean of its divisors is an integer number (251960130192).

Almost surely, 2^503920260383 is an apocalyptic number.

503920260383 is a deficient number, since it is larger than the sum of its proper divisors (1).

503920260383 is an equidigital number, since it uses as much as digits as its factorization.

503920260383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 41.

Adding to 503920260383 its reverse (383062029305), we get a palindrome (886982289688).

The spelling of 503920260383 in words is "five hundred three billion, nine hundred twenty million, two hundred sixty thousand, three hundred eighty-three".