13113031163 has 2 divisors, whose sum is σ = 13113031164. Its totient is φ = 13113031162.

The previous prime is 13113031157. The next prime is 13113031247. The reversal of 13113031163 is 36113031131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13113031163 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13113031363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556515581 + 6556515582.

It is an arithmetic number, because the mean of its divisors is an integer number (6556515582).

Almost surely, 2^13113031163 is an apocalyptic number.

13113031163 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113031163 is an equidigital number, since it uses as much as digits as its factorization.

13113031163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 13113031163 its reverse (36113031131), we get a palindrome (49226062294).

The spelling of 13113031163 in words is "thirteen billion, one hundred thirteen million, thirty-one thousand, one hundred sixty-three".