97065961 has 2 divisors, whose sum is σ = 97065962. Its totient is φ = 97065960.

The previous prime is 97065953. The next prime is 97066019. The reversal of 97065961 is 16956079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91087936 + 5978025 = 9544^2 + 2445^2 .

It is a cyclic number.

It is not a de Polignac number, because 97065961 - 2³ = 97065953 is a prime.

It is not a weakly prime, because it can be changed into another prime (97065931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48532980 + 48532981.

It is an arithmetic number, because the mean of its divisors is an integer number (48532981).

Almost surely, 2^97065961 is an apocalyptic number.

It is an amenable number.

97065961 is a deficient number, since it is larger than the sum of its proper divisors (1).

97065961 is an equidigital number, since it uses as much as digits as its factorization.

97065961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 97065961 is about 9852.2058951283. The cubic root of 97065961 is about 459.5742137548.

The spelling of 97065961 in words is "ninety-seven million, sixty-five thousand, nine hundred sixty-one".