973593804389 has 2 divisors, whose sum is σ = 973593804390. Its totient is φ = 973593804388.

The previous prime is 973593804349. The next prime is 973593804409. The reversal of 973593804389 is 983408395379.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 538565176900 + 435028627489 = 733870^2 + 659567^2 .

It is a cyclic number.

It is not a de Polignac number, because 973593804389 - 2¹⁶ = 973593738853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (973593804349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486796902194 + 486796902195.

It is an arithmetic number, because the mean of its divisors is an integer number (486796902195).

Almost surely, 2^973593804389 is an apocalyptic number.

It is an amenable number.

973593804389 is a deficient number, since it is larger than the sum of its proper divisors (1).

973593804389 is an equidigital number, since it uses as much as digits as its factorization.

973593804389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176359680, while the sum is 68.

The spelling of 973593804389 in words is "nine hundred seventy-three billion, five hundred ninety-three million, eight hundred four thousand, three hundred eighty-nine".