118075997197 has 2 divisors, whose sum is σ = 118075997198. Its totient is φ = 118075997196.

The previous prime is 118075997183. The next prime is 118075997209. The reversal of 118075997197 is 791799570811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97182451081 + 20893546116 = 311741^2 + 144546^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118075997197 is a prime.

It is a super-2 number, since 2×118075997197² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118075997167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59037998598 + 59037998599.

It is an arithmetic number, because the mean of its divisors is an integer number (59037998599).

Almost surely, 2^118075997197 is an apocalyptic number.

It is an amenable number.

118075997197 is a deficient number, since it is larger than the sum of its proper divisors (1).

118075997197 is an equidigital number, since it uses as much as digits as its factorization.

118075997197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10001880, while the sum is 64.

The spelling of 118075997197 in words is "one hundred eighteen billion, seventy-five million, nine hundred ninety-seven thousand, one hundred ninety-seven".