1313130301237 has 2 divisors, whose sum is σ = 1313130301238. Its totient is φ = 1313130301236.

The previous prime is 1313130301159. The next prime is 1313130301247. The reversal of 1313130301237 is 7321030313131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1167579658116 + 145550643121 = 1080546^2 + 381511^2 .

It is an emirp because it is prime and its reverse (7321030313131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1313130301237 - 2³⁹ = 763374487349 is a prime.

It is a super-2 number, since 2×1313130301237² (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 (1313130301247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656565150618 + 656565150619.

It is an arithmetic number, because the mean of its divisors is an integer number (656565150619).

Almost surely, 2^{1313130301237} is an apocalyptic number.

It is an amenable number.

1313130301237 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313130301237 is an equidigital number, since it uses as much as digits as its factorization.

1313130301237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 28.

Adding to 1313130301237 its reverse (7321030313131), we get a palindrome (8634160614368).

The spelling of 1313130301237 in words is "one trillion, three hundred thirteen billion, one hundred thirty million, three hundred one thousand, two hundred thirty-seven".