1196396197 has 4 divisors (see below), whose sum is σ = 1212785260. Its totient is φ = 1180007136.

The previous prime is 1196396171. The next prime is 1196396219. The reversal of 1196396197 is 7916936911.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 543542596 + 652853601 = 23314^2 + 25551^2 .

It is a cyclic number.

It is not a de Polignac number, because 1196396197 - 2¹⁹ = 1195871909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1196396137) 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 in 3 ways as a sum of consecutive naturals, for example, 8194422 + ... + 8194567.

It is an arithmetic number, because the mean of its divisors is an integer number (303196315).

Almost surely, 2^1196396197 is an apocalyptic number.

It is an amenable number.

1196396197 is a deficient number, since it is larger than the sum of its proper divisors (16389063).

1196396197 is an equidigital number, since it uses as much as digits as its factorization.

1196396197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16389062.

The product of its digits is 551124, while the sum is 52.

The square root of 1196396197 is about 34588.9606232971. The cubic root of 1196396197 is about 1061.5937213475.

The spelling of 1196396197 in words is "one billion, one hundred ninety-six million, three hundred ninety-six thousand, one hundred ninety-seven".