854697317 has 4 divisors (see below), whose sum is σ = 861221856. Its totient is φ = 848172780.

The previous prime is 854697313. The next prime is 854697323. The reversal of 854697317 is 713796458.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 713796458 = 2 ⋅356898229.

It is a cyclic number.

It is not a de Polignac number, because 854697317 - 2² = 854697313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854697313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3262073 + ... + 3262334.

It is an arithmetic number, because the mean of its divisors is an integer number (215305464).

Almost surely, 2^854697317 is an apocalyptic number.

It is an amenable number.

854697317 is a deficient number, since it is larger than the sum of its proper divisors (6524539).

854697317 is a wasteful number, since it uses less digits than its factorization.

854697317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6524538.

The product of its digits is 1270080, while the sum is 50.

The square root of 854697317 is about 29235.2068061781. The cubic root of 854697317 is about 949.0099813778.

The spelling of 854697317 in words is "eight hundred fifty-four million, six hundred ninety-seven thousand, three hundred seventeen".