100196197 has 2 divisors, whose sum is σ = 100196198. Its totient is φ = 100196196.

The previous prime is 100196153. The next prime is 100196203. The reversal of 100196197 is 791691001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81108036 + 19088161 = 9006^2 + 4369^2 .

It is a cyclic number.

It is not a de Polignac number, because 100196197 - 2¹⁹ = 99671909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100196297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50098098 + 50098099.

It is an arithmetic number, because the mean of its divisors is an integer number (50098099).

Almost surely, 2^100196197 is an apocalyptic number.

It is an amenable number.

100196197 is a deficient number, since it is larger than the sum of its proper divisors (1).

100196197 is an equidigital number, since it uses as much as digits as its factorization.

100196197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 34.

The square root of 100196197 is about 10009.8050430565. The cubic root of 100196197 is about 464.4622403234.

The spelling of 100196197 in words is "one hundred million, one hundred ninety-six thousand, one hundred ninety-seven".