897134042289 has 16 divisors (see below), whose sum is σ = 1213784812800. Its totient is φ = 589324344336.

The previous prime is 897134042281. The next prime is 897134042293. The reversal of 897134042289 is 982240431798.

It is not a de Polignac number, because 897134042289 - 2³ = 897134042281 is a prime.

It is a super-3 number, since 3×897134042289³ (a number of 37 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (897134042281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4658859 + ... + 4847600.

It is an arithmetic number, because the mean of its divisors is an integer number (75861550800).

Almost surely, 2^897134042289 is an apocalyptic number.

It is an amenable number.

897134042289 is a deficient number, since it is larger than the sum of its proper divisors (316650770511).

897134042289 is a wasteful number, since it uses less digits than its factorization.

897134042289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9506924.

The product of its (nonzero) digits is 6967296, while the sum is 57.

The spelling of 897134042289 in words is "eight hundred ninety-seven billion, one hundred thirty-four million, forty-two thousand, two hundred eighty-nine".