13356555503 has 2 divisors, whose sum is σ = 13356555504. Its totient is φ = 13356555502.

The previous prime is 13356555497. The next prime is 13356555539. The reversal of 13356555503 is 30555565331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13356555503 - 2⁶ = 13356555439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13356555403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6678277751 + 6678277752.

It is an arithmetic number, because the mean of its divisors is an integer number (6678277752).

Almost surely, 2^13356555503 is an apocalyptic number.

13356555503 is a deficient number, since it is larger than the sum of its proper divisors (1).

13356555503 is an equidigital number, since it uses as much as digits as its factorization.

13356555503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 506250, while the sum is 41.

The spelling of 13356555503 in words is "thirteen billion, three hundred fifty-six million, five hundred fifty-five thousand, five hundred three".