196812073 has 2 divisors, whose sum is σ = 196812074. Its totient is φ = 196812072.

The previous prime is 196812037. The next prime is 196812079. The reversal of 196812073 is 370218691.

Together with previous prime (196812037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135769104 + 61042969 = 11652^2 + 7813^2 .

It is a cyclic number.

It is not a de Polignac number, because 196812073 - 2²¹ = 194714921 is a prime.

It is not a weakly prime, because it can be changed into another prime (196812079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98406036 + 98406037.

It is an arithmetic number, because the mean of its divisors is an integer number (98406037).

Almost surely, 2^196812073 is an apocalyptic number.

It is an amenable number.

196812073 is a deficient number, since it is larger than the sum of its proper divisors (1).

196812073 is an equidigital number, since it uses as much as digits as its factorization.

196812073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 196812073 is about 14028.9726281007. The cubic root of 196812073 is about 581.6797057127.

It can be divided in two parts, 1968 and 12073, that added together give a palindrome (14041).

The spelling of 196812073 in words is "one hundred ninety-six million, eight hundred twelve thousand, seventy-three".