1313563450193 has 2 divisors, whose sum is σ = 1313563450194. Its totient is φ = 1313563450192.

The previous prime is 1313563450181. The next prime is 1313563450231. The reversal of 1313563450193 is 3910543653131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1047331185664 + 266232264529 = 1023392^2 + 515977^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313563450193 - 2²² = 1313559255889 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313565450193) 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, 656781725096 + 656781725097.

It is an arithmetic number, because the mean of its divisors is an integer number (656781725097).

Almost surely, 2^{1313563450193} is an apocalyptic number.

It is an amenable number.

1313563450193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313563450193 is an equidigital number, since it uses as much as digits as its factorization.

1313563450193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 437400, while the sum is 44.

The spelling of 1313563450193 in words is "one trillion, three hundred thirteen billion, five hundred sixty-three million, four hundred fifty thousand, one hundred ninety-three".