97175604975947 has 2 divisors, whose sum is σ = 97175604975948. Its totient is φ = 97175604975946.

The previous prime is 97175604975941. The next prime is 97175604976013. The reversal of 97175604975947 is 74957940657179.

It is a weak prime.

It is an emirp because it is prime and its reverse (74957940657179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97175604975947 - 2¹⁰ = 97175604974923 is a prime.

It is not a weakly prime, because it can be changed into another prime (97175604975941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48587802487973 + 48587802487974.

It is an arithmetic number, because the mean of its divisors is an integer number (48587802487974).

Almost surely, 2^{97175604975947} is an apocalyptic number.

97175604975947 is a deficient number, since it is larger than the sum of its proper divisors (1).

97175604975947 is an equidigital number, since it uses as much as digits as its factorization.

97175604975947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200789600, while the sum is 80.

The spelling of 97175604975947 in words is "ninety-seven trillion, one hundred seventy-five billion, six hundred four million, nine hundred seventy-five thousand, nine hundred forty-seven".