319196897 has 4 divisors (see below), whose sum is σ = 322296000. Its totient is φ = 316097796.

The previous prime is 319196873. The next prime is 319196909. The reversal of 319196897 is 798691913.

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.

It is a cyclic number.

It is not a de Polignac number, because 319196897 - 2¹² = 319192801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (319195897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1549397 + ... + 1549602.

It is an arithmetic number, because the mean of its divisors is an integer number (80574000).

Almost surely, 2^319196897 is an apocalyptic number.

It is an amenable number.

319196897 is a deficient number, since it is larger than the sum of its proper divisors (3099103).

319196897 is a wasteful number, since it uses less digits than its factorization.

319196897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3099102.

The product of its digits is 734832, while the sum is 53.

The square root of 319196897 is about 17866.0823069861. The cubic root of 319196897 is about 683.4176964783.

The spelling of 319196897 in words is "three hundred nineteen million, one hundred ninety-six thousand, eight hundred ninety-seven".