97475457193 has 2 divisors, whose sum is σ = 97475457194. Its totient is φ = 97475457192.

The previous prime is 97475457181. The next prime is 97475457223. The reversal of 97475457193 is 39175457479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59064553024 + 38410904169 = 243032^2 + 195987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97475457193 is a prime.

It is not a weakly prime, because it can be changed into another prime (97475457143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48737728596 + 48737728597.

It is an arithmetic number, because the mean of its divisors is an integer number (48737728597).

Almost surely, 2^97475457193 is an apocalyptic number.

It is an amenable number.

97475457193 is a deficient number, since it is larger than the sum of its proper divisors (1).

97475457193 is an equidigital number, since it uses as much as digits as its factorization.

97475457193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33339600, while the sum is 61.

The spelling of 97475457193 in words is "ninety-seven billion, four hundred seventy-five million, four hundred fifty-seven thousand, one hundred ninety-three".