1380166137313 has 2 divisors, whose sum is σ = 1380166137314. Its totient is φ = 1380166137312.

The previous prime is 1380166137299. The next prime is 1380166137347. The reversal of 1380166137313 is 3137316610831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1099681503649 + 280484633664 = 1048657^2 + 529608^2 .

It is a cyclic number.

It is not a de Polignac number, because 1380166137313 - 2⁵ = 1380166137281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1380166137313.

It is not a weakly prime, because it can be changed into another prime (1380166137013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690083068656 + 690083068657.

It is an arithmetic number, because the mean of its divisors is an integer number (690083068657).

Almost surely, 2^{1380166137313} is an apocalyptic number.

It is an amenable number.

1380166137313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1380166137313 is an equidigital number, since it uses as much as digits as its factorization.

1380166137313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 1380166137313 in words is "one trillion, three hundred eighty billion, one hundred sixty-six million, one hundred thirty-seven thousand, three hundred thirteen".