97065961211 has 2 divisors, whose sum is σ = 97065961212. Its totient is φ = 97065961210.

The previous prime is 97065961177. The next prime is 97065961217. The reversal of 97065961211 is 11216956079.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97065961211 - 2¹⁴ = 97065944827 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (97065961217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48532980605 + 48532980606.

It is an arithmetic number, because the mean of its divisors is an integer number (48532980606).

Almost surely, 2^97065961211 is an apocalyptic number.

97065961211 is a deficient number, since it is larger than the sum of its proper divisors (1).

97065961211 is an equidigital number, since it uses as much as digits as its factorization.

97065961211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 47.

The spelling of 97065961211 in words is "ninety-seven billion, sixty-five million, nine hundred sixty-one thousand, two hundred eleven".