1196313161 has 2 divisors, whose sum is σ = 1196313162. Its totient is φ = 1196313160.

The previous prime is 1196313149. The next prime is 1196313221. The reversal of 1196313161 is 1613136911.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1067263561 + 129049600 = 32669^2 + 11360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1196313161 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1196313101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598156580 + 598156581.

It is an arithmetic number, because the mean of its divisors is an integer number (598156581).

Almost surely, 2^1196313161 is an apocalyptic number.

It is an amenable number.

1196313161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1196313161 is an equidigital number, since it uses as much as digits as its factorization.

1196313161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916, while the sum is 32.

The square root of 1196313161 is about 34587.7602773004. The cubic root of 1196313161 is about 1061.5691607725.

The spelling of 1196313161 in words is "one billion, one hundred ninety-six million, three hundred thirteen thousand, one hundred sixty-one".