97397171 has 2 divisors, whose sum is σ = 97397172. Its totient is φ = 97397170.

The previous prime is 97397159. The next prime is 97397177. The reversal of 97397171 is 17179379.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97397171 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97397177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48698585 + 48698586.

It is an arithmetic number, because the mean of its divisors is an integer number (48698586).

Almost surely, 2^97397171 is an apocalyptic number.

97397171 is a deficient number, since it is larger than the sum of its proper divisors (1).

97397171 is an equidigital number, since it uses as much as digits as its factorization.

97397171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 83349, while the sum is 44.

The square root of 97397171 is about 9869.0005066369. Note that the first 3 decimals coincide. The cubic root of 97397171 is about 460.0963424545.

The spelling of 97397171 in words is "ninety-seven million, three hundred ninety-seven thousand, one hundred seventy-one".