1723307136013 has 2 divisors, whose sum is σ = 1723307136014. Its totient is φ = 1723307136012.

The previous prime is 1723307135989. The next prime is 1723307136043. The reversal of 1723307136013 is 3106317033271.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1389762769924 + 333544366089 = 1178882^2 + 577533^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1723307136013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1723307136043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 861653568006 + 861653568007.

It is an arithmetic number, because the mean of its divisors is an integer number (861653568007).

Almost surely, 2^{1723307136013} is an apocalyptic number.

It is an amenable number.

1723307136013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1723307136013 is an equidigital number, since it uses as much as digits as its factorization.

1723307136013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 37.

The spelling of 1723307136013 in words is "one trillion, seven hundred twenty-three billion, three hundred seven million, one hundred thirty-six thousand, thirteen".