100944197 has 2 divisors, whose sum is σ = 100944198. Its totient is φ = 100944196.

The previous prime is 100944191. The next prime is 100944209. The reversal of 100944197 is 791449001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95863681 + 5080516 = 9791^2 + 2254^2 .

It is a cyclic number.

It is not a de Polignac number, because 100944197 - 2¹⁰ = 100943173 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100944191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50472098 + 50472099.

It is an arithmetic number, because the mean of its divisors is an integer number (50472099).

Almost surely, 2^100944197 is an apocalyptic number.

It is an amenable number.

100944197 is a deficient number, since it is larger than the sum of its proper divisors (1).

100944197 is an equidigital number, since it uses as much as digits as its factorization.

100944197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 100944197 is about 10047.0989345184. The cubic root of 100944197 is about 465.6151676197.

The spelling of 100944197 in words is "one hundred million, nine hundred forty-four thousand, one hundred ninety-seven".