97380161 has 2 divisors, whose sum is σ = 97380162. Its totient is φ = 97380160.

The previous prime is 97380119. The next prime is 97380163. The reversal of 97380161 is 16108379.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88642225 + 8737936 = 9415^2 + 2956^2 .

It is a cyclic number.

It is not a de Polignac number, because 97380161 - 2¹⁰ = 97379137 is a prime.

Together with 97380163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97380163) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48690080 + 48690081.

It is an arithmetic number, because the mean of its divisors is an integer number (48690081).

Almost surely, 2^97380161 is an apocalyptic number.

It is an amenable number.

97380161 is a deficient number, since it is larger than the sum of its proper divisors (1).

97380161 is an equidigital number, since it uses as much as digits as its factorization.

97380161 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 97380161 is about 9868.1386796092. The cubic root of 97380161 is about 460.0695562746.

The spelling of 97380161 in words is "ninety-seven million, three hundred eighty thousand, one hundred sixty-one".