196511027 has 2 divisors, whose sum is σ = 196511028. Its totient is φ = 196511026.

The previous prime is 196511009. The next prime is 196511087. The reversal of 196511027 is 720115691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196511027 - 2²² = 192316723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 196510984 and 196511002.

It is not a weakly prime, because it can be changed into another prime (196511087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98255513 + 98255514.

It is an arithmetic number, because the mean of its divisors is an integer number (98255514).

Almost surely, 2^196511027 is an apocalyptic number.

196511027 is a deficient number, since it is larger than the sum of its proper divisors (1).

196511027 is an equidigital number, since it uses as much as digits as its factorization.

196511027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 32.

The square root of 196511027 is about 14018.2390834227. The cubic root of 196511027 is about 581.3829730536.

The spelling of 196511027 in words is "one hundred ninety-six million, five hundred eleven thousand, twenty-seven".