1745730159973 has 2 divisors, whose sum is σ = 1745730159974. Its totient is φ = 1745730159972.

The previous prime is 1745730159941. The next prime is 1745730160037. The reversal of 1745730159973 is 3799510375471.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1589066978724 + 156663181249 = 1260582^2 + 395807^2 .

It is an emirp because it is prime and its reverse (3799510375471) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1745730159973 - 2⁵ = 1745730159941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1745730159373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872865079986 + 872865079987.

It is an arithmetic number, because the mean of its divisors is an integer number (872865079987).

Almost surely, 2^{1745730159973} is an apocalyptic number.

It is an amenable number.

1745730159973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1745730159973 is an equidigital number, since it uses as much as digits as its factorization.

1745730159973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25004700, while the sum is 61.

The spelling of 1745730159973 in words is "one trillion, seven hundred forty-five billion, seven hundred thirty million, one hundred fifty-nine thousand, nine hundred seventy-three".