97023820257289 has 2 divisors, whose sum is σ = 97023820257290. Its totient is φ = 97023820257288.

The previous prime is 97023820257277. The next prime is 97023820257317. The reversal of 97023820257289 is 98275202832079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53295913164025 + 43727907093264 = 7300405^2 + 6612708^2 .

It is a cyclic number.

It is not a de Polignac number, because 97023820257289 - 2⁵ = 97023820257257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97023820257289.

It is not a weakly prime, because it can be changed into another prime (97023820257989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48511910128644 + 48511910128645.

It is an arithmetic number, because the mean of its divisors is an integer number (48511910128645).

Almost surely, 2^{97023820257289} is an apocalyptic number.

It is an amenable number.

97023820257289 is a deficient number, since it is larger than the sum of its proper divisors (1).

97023820257289 is an equidigital number, since it uses as much as digits as its factorization.

97023820257289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60963840, while the sum is 64.

The spelling of 97023820257289 in words is "ninety-seven trillion, twenty-three billion, eight hundred twenty million, two hundred fifty-seven thousand, two hundred eighty-nine".