1311435103163 has 2 divisors, whose sum is σ = 1311435103164. Its totient is φ = 1311435103162.

The previous prime is 1311435103123. The next prime is 1311435103207. The reversal of 1311435103163 is 3613015341131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1311435103163 - 2¹⁸ = 1311434841019 is a prime.

It is not a weakly prime, because it can be changed into another prime (1311435103123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655717551581 + 655717551582.

It is an arithmetic number, because the mean of its divisors is an integer number (655717551582).

Almost surely, 2^{1311435103163} is an apocalyptic number.

1311435103163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311435103163 is an equidigital number, since it uses as much as digits as its factorization.

1311435103163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The spelling of 1311435103163 in words is "one trillion, three hundred eleven billion, four hundred thirty-five million, one hundred three thousand, one hundred sixty-three".