1324742027173 has 2 divisors, whose sum is σ = 1324742027174. Its totient is φ = 1324742027172.

The previous prime is 1324742027099. The next prime is 1324742027207. The reversal of 1324742027173 is 3717202474231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1026864035649 + 297877991524 = 1013343^2 + 545782^2 .

It is an emirp because it is prime and its reverse (3717202474231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1324742027173 - 2⁹ = 1324742026661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1324742027473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662371013586 + 662371013587.

It is an arithmetic number, because the mean of its divisors is an integer number (662371013587).

Almost surely, 2^{1324742027173} is an apocalyptic number.

It is an amenable number.

1324742027173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1324742027173 is an equidigital number, since it uses as much as digits as its factorization.

1324742027173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 395136, while the sum is 43.

The spelling of 1324742027173 in words is "one trillion, three hundred twenty-four billion, seven hundred forty-two million, twenty-seven thousand, one hundred seventy-three".