115765134197 has 2 divisors, whose sum is σ = 115765134198. Its totient is φ = 115765134196.

The previous prime is 115765134193. The next prime is 115765134229. The reversal of 115765134197 is 791431567511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91499595121 + 24265539076 = 302489^2 + 155774^2 .

It is a cyclic number.

It is not a de Polignac number, because 115765134197 - 2² = 115765134193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115765134193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57882567098 + 57882567099.

It is an arithmetic number, because the mean of its divisors is an integer number (57882567099).

Almost surely, 2^115765134197 is an apocalyptic number.

It is an amenable number.

115765134197 is a deficient number, since it is larger than the sum of its proper divisors (1).

115765134197 is an equidigital number, since it uses as much as digits as its factorization.

115765134197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793800, while the sum is 50.

The spelling of 115765134197 in words is "one hundred fifteen billion, seven hundred sixty-five million, one hundred thirty-four thousand, one hundred ninety-seven".