196049911 has 2 divisors, whose sum is σ = 196049912. Its totient is φ = 196049910.

The previous prime is 196049897. The next prime is 196049941. The reversal of 196049911 is 119940691.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196049911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196049941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98024955 + 98024956.

It is an arithmetic number, because the mean of its divisors is an integer number (98024956).

Almost surely, 2^196049911 is an apocalyptic number.

196049911 is a deficient number, since it is larger than the sum of its proper divisors (1).

196049911 is an equidigital number, since it uses as much as digits as its factorization.

196049911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 40.

The square root of 196049911 is about 14001.7824222490. The cubic root of 196049911 is about 580.9278756861.

The spelling of 196049911 in words is "one hundred ninety-six million, forty-nine thousand, nine hundred eleven".