196012237 has 2 divisors, whose sum is σ = 196012238. Its totient is φ = 196012236.

The previous prime is 196012217. The next prime is 196012241. The reversal of 196012237 is 732210691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125014761 + 70997476 = 11181^2 + 8426^2 .

It is an emirp because it is prime and its reverse (732210691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196012237 - 2⁷ = 196012109 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 196012199 and 196012208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196012207) 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, 98006118 + 98006119.

It is an arithmetic number, because the mean of its divisors is an integer number (98006119).

Almost surely, 2^196012237 is an apocalyptic number.

It is an amenable number.

196012237 is a deficient number, since it is larger than the sum of its proper divisors (1).

196012237 is an equidigital number, since it uses as much as digits as its factorization.

196012237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 196012237 is about 14000.4370288931. The cubic root of 196012237 is about 580.8906618992.

It can be divided in two parts, 196012 and 237, that added together give a square (196249 = 443²).

The spelling of 196012237 in words is "one hundred ninety-six million, twelve thousand, two hundred thirty-seven".