1313110303133 has 2 divisors, whose sum is σ = 1313110303134. Its totient is φ = 1313110303132.

The previous prime is 1313110303117. The next prime is 1313110303151. The reversal of 1313110303133 is 3313030113131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 867576747844 + 445533555289 = 931438^2 + 667483^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313110303133 - 2⁴ = 1313110303117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1313110303099 and 1313110303108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313110303033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656555151566 + 656555151567.

It is an arithmetic number, because the mean of its divisors is an integer number (656555151567).

Almost surely, 2^{1313110303133} is an apocalyptic number.

It is an amenable number.

1313110303133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313110303133 is an equidigital number, since it uses as much as digits as its factorization.

1313110303133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 729, while the sum is 23.

Adding to 1313110303133 its reverse (3313030113131), we get a palindrome (4626140416264).

The spelling of 1313110303133 in words is "one trillion, three hundred thirteen billion, one hundred ten million, three hundred three thousand, one hundred thirty-three".