1168345197 has 12 divisors (see below), whose sum is σ = 1719452124. Its totient is φ = 764200320.

The previous prime is 1168345159. The next prime is 1168345219. The reversal of 1168345197 is 7915438611.

1168345197 is a `hidden beast` number, since 116 + 8 + 345 + 197 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 322058916 + 846286281 = 17946^2 + 29091^2 .

It is not a de Polignac number, because 1168345197 - 2⁶ = 1168345133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168345117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1224204 + ... + 1225157.

It is an arithmetic number, because the mean of its divisors is an integer number (143287677).

Almost surely, 2^1168345197 is an apocalyptic number.

It is an amenable number.

1168345197 is a deficient number, since it is larger than the sum of its proper divisors (551106927).

1168345197 is a wasteful number, since it uses less digits than its factorization.

1168345197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449420 (or 2449417 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 1168345197 is about 34181.0648897895. The cubic root of 1168345197 is about 1053.2312244016.

The spelling of 1168345197 in words is "one billion, one hundred sixty-eight million, three hundred forty-five thousand, one hundred ninety-seven".