1313402130361 has 16 divisors (see below), whose sum is σ = 1327352518800. Its totient is φ = 1299487961088.

The previous prime is 1313402130353. The next prime is 1313402130371. The reversal of 1313402130361 is 1630312043131.

It can be written as a sum of positive squares in 8 ways, for example, as 48832160400 + 1264569969961 = 220980^2 + 1124531^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313402130361 - 2³ = 1313402130353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313402130311) 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 15 ways as a sum of consecutive naturals, for example, 302834385 + ... + 302838721.

It is an arithmetic number, because the mean of its divisors is an integer number (82959532425).

Almost surely, 2^{1313402130361} is an apocalyptic number.

It is an amenable number.

1313402130361 is a deficient number, since it is larger than the sum of its proper divisors (13950388439).

1313402130361 is a wasteful number, since it uses less digits than its factorization.

1313402130361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7788.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 1313402130361 its reverse (1630312043131), we get a palindrome (2943714173492).

The spelling of 1313402130361 in words is "one trillion, three hundred thirteen billion, four hundred two million, one hundred thirty thousand, three hundred sixty-one".