196041289 has 2 divisors, whose sum is σ = 196041290. Its totient is φ = 196041288.

The previous prime is 196041271. The next prime is 196041299. The reversal of 196041289 is 982140691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195776064 + 265225 = 13992^2 + 515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196041289 is a prime.

It is not a weakly prime, because it can be changed into another prime (196041299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98020644 + 98020645.

It is an arithmetic number, because the mean of its divisors is an integer number (98020645).

Almost surely, 2^196041289 is an apocalyptic number.

It is an amenable number.

196041289 is a deficient number, since it is larger than the sum of its proper divisors (1).

196041289 is an equidigital number, since it uses as much as digits as its factorization.

196041289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 196041289 is about 14001.4745294915. The cubic root of 196041289 is about 580.9193594303.

The spelling of 196041289 in words is "one hundred ninety-six million, forty-one thousand, two hundred eighty-nine".