196667041 has 2 divisors, whose sum is σ = 196667042. Its totient is φ = 196667040.

The previous prime is 196667039. The next prime is 196667087. The reversal of 196667041 is 140766691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196112016 + 555025 = 14004^2 + 745^2 .

It is a cyclic number.

It is not a de Polignac number, because 196667041 - 2¹ = 196667039 is a prime.

Together with 196667039, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 196666985 and 196667003.

It is not a weakly prime, because it can be changed into another prime (196667741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98333520 + 98333521.

It is an arithmetic number, because the mean of its divisors is an integer number (98333521).

Almost surely, 2^196667041 is an apocalyptic number.

It is an amenable number.

196667041 is a deficient number, since it is larger than the sum of its proper divisors (1).

196667041 is an equidigital number, since it uses as much as digits as its factorization.

196667041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 196667041 is about 14023.8026583377. The cubic root of 196667041 is about 581.5367895108.

The spelling of 196667041 in words is "one hundred ninety-six million, six hundred sixty-seven thousand, forty-one".