289425328097 has 2 divisors, whose sum is σ = 289425328098. Its totient is φ = 289425328096.

The previous prime is 289425328067. The next prime is 289425328111. The reversal of 289425328097 is 790823524982.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 203878437841 + 85546890256 = 451529^2 + 292484^2 .

It is a cyclic number.

It is not a de Polignac number, because 289425328097 - 2¹⁴ = 289425311713 is a prime.

It is not a weakly prime, because it can be changed into another prime (289425328037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144712664048 + 144712664049.

It is an arithmetic number, because the mean of its divisors is an integer number (144712664049).

Almost surely, 2^289425328097 is an apocalyptic number.

It is an amenable number.

289425328097 is a deficient number, since it is larger than the sum of its proper divisors (1).

289425328097 is an equidigital number, since it uses as much as digits as its factorization.

289425328097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 289425328097 in words is "two hundred eighty-nine billion, four hundred twenty-five million, three hundred twenty-eight thousand, ninety-seven".