1313187805283 has 2 divisors, whose sum is σ = 1313187805284. Its totient is φ = 1313187805282.

The previous prime is 1313187805271. The next prime is 1313187805297. The reversal of 1313187805283 is 3825087813131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313187805283 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313187805213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656593902641 + 656593902642.

It is an arithmetic number, because the mean of its divisors is an integer number (656593902642).

Almost surely, 2^{1313187805283} is an apocalyptic number.

1313187805283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313187805283 is an equidigital number, since it uses as much as digits as its factorization.

1313187805283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 1313187805283 in words is "one trillion, three hundred thirteen billion, one hundred eighty-seven million, eight hundred five thousand, two hundred eighty-three".