897814193 has 2 divisors, whose sum is σ = 897814194. Its totient is φ = 897814192.

The previous prime is 897814189. The next prime is 897814259. The reversal of 897814193 is 391418798.

897814193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 494929009 + 402885184 = 22247^2 + 20072^2 .

It is a cyclic number.

It is not a de Polignac number, because 897814193 - 2² = 897814189 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (897814153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 448907096 + 448907097.

It is an arithmetic number, because the mean of its divisors is an integer number (448907097).

Almost surely, 2^897814193 is an apocalyptic number.

It is an amenable number.

897814193 is a deficient number, since it is larger than the sum of its proper divisors (1).

897814193 is an equidigital number, since it uses as much as digits as its factorization.

897814193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 50.

The square root of 897814193 is about 29963.5477372090. The cubic root of 897814193 is about 964.7071311855.

The spelling of 897814193 in words is "eight hundred ninety-seven million, eight hundred fourteen thousand, one hundred ninety-three".