13506436103 has 2 divisors, whose sum is σ = 13506436104. Its totient is φ = 13506436102.

The previous prime is 13506436093. The next prime is 13506436117. The reversal of 13506436103 is 30163460531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13506436103 - 2⁴ = 13506436087 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13506436103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13506432103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6753218051 + 6753218052.

It is an arithmetic number, because the mean of its divisors is an integer number (6753218052).

Almost surely, 2^13506436103 is an apocalyptic number.

13506436103 is a deficient number, since it is larger than the sum of its proper divisors (1).

13506436103 is an equidigital number, since it uses as much as digits as its factorization.

13506436103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

Adding to 13506436103 its reverse (30163460531), we get a palindrome (43669896634).

The spelling of 13506436103 in words is "thirteen billion, five hundred six million, four hundred thirty-six thousand, one hundred three".