97065187 has 2 divisors, whose sum is σ = 97065188. Its totient is φ = 97065186.

The previous prime is 97065181. The next prime is 97065197. The reversal of 97065187 is 78156079.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97065187 is a prime.

It is not a weakly prime, because it can be changed into another prime (97065181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48532593 + 48532594.

It is an arithmetic number, because the mean of its divisors is an integer number (48532594).

Almost surely, 2^97065187 is an apocalyptic number.

97065187 is a deficient number, since it is larger than the sum of its proper divisors (1).

97065187 is an equidigital number, since it uses as much as digits as its factorization.

97065187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 43.

The square root of 97065187 is about 9852.1666145067. The cubic root of 97065187 is about 459.5729922096.

The spelling of 97065187 in words is "ninety-seven million, sixty-five thousand, one hundred eighty-seven".