13500351563 has 2 divisors, whose sum is σ = 13500351564. Its totient is φ = 13500351562.

The previous prime is 13500351493. The next prime is 13500351569. The reversal of 13500351563 is 36515300531.

It is a strong prime.

It is an emirp because it is prime and its reverse (36515300531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13500351563 - 2⁸ = 13500351307 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13500351569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6750175781 + 6750175782.

It is an arithmetic number, because the mean of its divisors is an integer number (6750175782).

Almost surely, 2^13500351563 is an apocalyptic number.

13500351563 is a deficient number, since it is larger than the sum of its proper divisors (1).

13500351563 is an equidigital number, since it uses as much as digits as its factorization.

13500351563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20250, while the sum is 32.

The spelling of 13500351563 in words is "thirteen billion, five hundred million, three hundred fifty-one thousand, five hundred sixty-three".