97065961177 has 2 divisors, whose sum is σ = 97065961178. Its totient is φ = 97065961176.

The previous prime is 97065961171. The next prime is 97065961211. The reversal of 97065961177 is 77116956079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86989013721 + 10076947456 = 294939^2 + 100384^2 .

It is a cyclic number.

It is not a de Polignac number, because 97065961177 - 2³¹ = 94918477529 is a prime.

It is not a weakly prime, because it can be changed into another prime (97065961171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48532980588 + 48532980589.

It is an arithmetic number, because the mean of its divisors is an integer number (48532980589).

Almost surely, 2^97065961177 is an apocalyptic number.

It is an amenable number.

97065961177 is a deficient number, since it is larger than the sum of its proper divisors (1).

97065961177 is an equidigital number, since it uses as much as digits as its factorization.

97065961177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5000940, while the sum is 58.

The spelling of 97065961177 in words is "ninety-seven billion, sixty-five million, nine hundred sixty-one thousand, one hundred seventy-seven".