196948079 has 2 divisors, whose sum is σ = 196948080. Its totient is φ = 196948078.

The previous prime is 196948021. The next prime is 196948099. The reversal of 196948079 is 970849691.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196948079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 196948079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196948099) 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 as a sum of consecutive naturals, namely, 98474039 + 98474040.

It is an arithmetic number, because the mean of its divisors is an integer number (98474040).

Almost surely, 2^196948079 is an apocalyptic number.

196948079 is a deficient number, since it is larger than the sum of its proper divisors (1).

196948079 is an equidigital number, since it uses as much as digits as its factorization.

196948079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 196948079 is about 14033.8191166909. The cubic root of 196948079 is about 581.8136638121.

The spelling of 196948079 in words is "one hundred ninety-six million, nine hundred forty-eight thousand, seventy-nine".