196039379 has 2 divisors, whose sum is σ = 196039380. Its totient is φ = 196039378.

The previous prime is 196039367. The next prime is 196039447. The reversal of 196039379 is 973930691.

It is a weak prime.

It is an emirp because it is prime and its reverse (973930691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196039379 - 2¹² = 196035283 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (196039309) 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, 98019689 + 98019690.

It is an arithmetic number, because the mean of its divisors is an integer number (98019690).

Almost surely, 2^196039379 is an apocalyptic number.

196039379 is a deficient number, since it is larger than the sum of its proper divisors (1).

196039379 is an equidigital number, since it uses as much as digits as its factorization.

196039379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 275562, while the sum is 47.

The square root of 196039379 is about 14001.4063222235. The cubic root of 196039379 is about 580.9174728217.

It can be divided in two parts, 19603 and 9379, that added together give a palindrome (28982).

The spelling of 196039379 in words is "one hundred ninety-six million, thirty-nine thousand, three hundred seventy-nine".