797954195 has 4 divisors (see below), whose sum is σ = 957545040. Its totient is φ = 638363352.

The previous prime is 797954123. The next prime is 797954197. The reversal of 797954195 is 591459797.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 797954195 - 2¹² = 797950099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 797954195.

It is not an unprimeable number, because it can be changed into a prime (797954197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79795415 + ... + 79795424.

It is an arithmetic number, because the mean of its divisors is an integer number (239386260).

Almost surely, 2^797954195 is an apocalyptic number.

797954195 is a deficient number, since it is larger than the sum of its proper divisors (159590845).

797954195 is a wasteful number, since it uses less digits than its factorization.

797954195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159590844.

The product of its digits is 3572100, while the sum is 56.

The square root of 797954195 is about 28248.0830323050. The cubic root of 797954195 is about 927.5257757602.

The spelling of 797954195 in words is "seven hundred ninety-seven million, nine hundred fifty-four thousand, one hundred ninety-five".