196560667 has 2 divisors, whose sum is σ = 196560668. Its totient is φ = 196560666.

The previous prime is 196560649. The next prime is 196560673. The reversal of 196560667 is 766065691.

It is a strong prime.

It is an emirp because it is prime and its reverse (766065691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196560667 - 2²⁷ = 62342939 is a prime.

It is a super-2 number, since 2×196560667² = 77272191622969778, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (196560167) 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, 98280333 + 98280334.

It is an arithmetic number, because the mean of its divisors is an integer number (98280334).

Almost surely, 2^196560667 is an apocalyptic number.

196560667 is a deficient number, since it is larger than the sum of its proper divisors (1).

196560667 is an equidigital number, since it uses as much as digits as its factorization.

196560667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 196560667 is about 14020.0095221080. The cubic root of 196560667 is about 581.4319226749.

The spelling of 196560667 in words is "one hundred ninety-six million, five hundred sixty thousand, six hundred sixty-seven".