108654072470197 has 2 divisors, whose sum is σ = 108654072470198. Its totient is φ = 108654072470196.

The previous prime is 108654072470189. The next prime is 108654072470239. The reversal of 108654072470197 is 791074270456801.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105532864780561 + 3121207689636 = 10272919^2 + 1766694^2 .

It is a cyclic number.

It is not a de Polignac number, because 108654072470197 - 2³ = 108654072470189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108654072473197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54327036235098 + 54327036235099.

It is an arithmetic number, because the mean of its divisors is an integer number (54327036235099).

Almost surely, 2^{108654072470197} is an apocalyptic number.

It is an amenable number.

108654072470197 is a deficient number, since it is larger than the sum of its proper divisors (1).

108654072470197 is an equidigital number, since it uses as much as digits as its factorization.

108654072470197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23708160, while the sum is 61.

The spelling of 108654072470197 in words is "one hundred eight trillion, six hundred fifty-four billion, seventy-two million, four hundred seventy thousand, one hundred ninety-seven".