196045999 has 2 divisors, whose sum is σ = 196046000. Its totient is φ = 196045998.

The previous prime is 196045979. The next prime is 196046033. The reversal of 196045999 is 999540691.

It is a weak prime.

It is an emirp because it is prime and its reverse (999540691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196045999 - 2¹⁵ = 196013231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196045909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98022999 + 98023000.

It is an arithmetic number, because the mean of its divisors is an integer number (98023000).

Almost surely, 2^196045999 is an apocalyptic number.

196045999 is a deficient number, since it is larger than the sum of its proper divisors (1).

196045999 is an equidigital number, since it uses as much as digits as its factorization.

196045999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 787320, while the sum is 52.

The square root of 196045999 is about 14001.6427250519. The cubic root of 196045999 is about 580.9240116956.

The spelling of 196045999 in words is "one hundred ninety-six million, forty-five thousand, nine hundred ninety-nine".