7936386197 has 2 divisors, whose sum is σ = 7936386198. Its totient is φ = 7936386196.

The previous prime is 7936386193. The next prime is 7936386253. The reversal of 7936386197 is 7916836397.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7563085156 + 373301041 = 86966^2 + 19321^2 .

It is a cyclic number.

It is not a de Polignac number, because 7936386197 - 2² = 7936386193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7936386193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3968193098 + 3968193099.

It is an arithmetic number, because the mean of its divisors is an integer number (3968193099).

Almost surely, 2^7936386197 is an apocalyptic number.

It is an amenable number.

7936386197 is a deficient number, since it is larger than the sum of its proper divisors (1).

7936386197 is an equidigital number, since it uses as much as digits as its factorization.

7936386197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10287648, while the sum is 59.

The square root of 7936386197 is about 89086.3973735609. The cubic root of 7936386197 is about 1994.6847362495.

The spelling of 7936386197 in words is "seven billion, nine hundred thirty-six million, three hundred eighty-six thousand, one hundred ninety-seven".