1316540105203 has 2 divisors, whose sum is σ = 1316540105204. Its totient is φ = 1316540105202.

The previous prime is 1316540105191. The next prime is 1316540105233. The reversal of 1316540105203 is 3025010456131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1316540105203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1316540105233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658270052601 + 658270052602.

It is an arithmetic number, because the mean of its divisors is an integer number (658270052602).

Almost surely, 2^{1316540105203} is an apocalyptic number.

1316540105203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316540105203 is an equidigital number, since it uses as much as digits as its factorization.

1316540105203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 1316540105203 in words is "one trillion, three hundred sixteen billion, five hundred forty million, one hundred five thousand, two hundred three".