1303113210313 has 4 divisors (see below), whose sum is σ = 1303148163988. Its totient is φ = 1303078256640.

The previous prime is 1303113210307. The next prime is 1303113210317. The reversal of 1303113210313 is 3130123113031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 543658478224 + 759454732089 = 737332^2 + 871467^2 .

It is a cyclic number.

It is not a de Polignac number, because 1303113210313 - 2²⁵ = 1303079655881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303113210317) 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 in 3 ways as a sum of consecutive naturals, for example, 17420856 + ... + 17495497.

It is an arithmetic number, because the mean of its divisors is an integer number (325787040997).

Almost surely, 2^{1303113210313} is an apocalyptic number.

It is an amenable number.

1303113210313 is a deficient number, since it is larger than the sum of its proper divisors (34953675).

1303113210313 is an equidigital number, since it uses as much as digits as its factorization.

1303113210313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34953674.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 1303113210313 its reverse (3130123113031), we get a palindrome (4433236323344).

The spelling of 1303113210313 in words is "one trillion, three hundred three billion, one hundred thirteen million, two hundred ten thousand, three hundred thirteen".