1313103119989 has 2 divisors, whose sum is σ = 1313103119990. Its totient is φ = 1313103119988.

The previous prime is 1313103119963. The next prime is 1313103120001. The reversal of 1313103119989 is 9899113013131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 728390557764 + 584712562225 = 853458^2 + 764665^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313103119989 - 2⁵ = 1313103119957 is a prime.

It is a super-2 number, since 2×1313103119989² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313103119089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656551559994 + 656551559995.

It is an arithmetic number, because the mean of its divisors is an integer number (656551559995).

Almost surely, 2^{1313103119989} is an apocalyptic number.

It is an amenable number.

1313103119989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313103119989 is an equidigital number, since it uses as much as digits as its factorization.

1313103119989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 49.

The spelling of 1313103119989 in words is "one trillion, three hundred thirteen billion, one hundred three million, one hundred nineteen thousand, nine hundred eighty-nine".