197045304679 has 2 divisors, whose sum is σ = 197045304680. Its totient is φ = 197045304678.

The previous prime is 197045304647. The next prime is 197045304683. The reversal of 197045304679 is 976403540791.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 197045304679 - 2⁵ = 197045304647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197045304179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98522652339 + 98522652340.

It is an arithmetic number, because the mean of its divisors is an integer number (98522652340).

Almost surely, 2^197045304679 is an apocalyptic number.

197045304679 is a deficient number, since it is larger than the sum of its proper divisors (1).

197045304679 is an equidigital number, since it uses as much as digits as its factorization.

197045304679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 197045304679 in words is "one hundred ninety-seven billion, forty-five million, three hundred four thousand, six hundred seventy-nine".