118374422137 has 2 divisors, whose sum is σ = 118374422138. Its totient is φ = 118374422136.

The previous prime is 118374422119. The next prime is 118374422191. The reversal of 118374422137 is 731224473811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112818061456 + 5556360681 = 335884^2 + 74541^2 .

It is a cyclic number.

It is not a de Polignac number, because 118374422137 - 2¹⁹ = 118373897849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 118374422093 and 118374422102.

It is not a weakly prime, because it can be changed into another prime (118374422197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59187211068 + 59187211069.

It is an arithmetic number, because the mean of its divisors is an integer number (59187211069).

Almost surely, 2^118374422137 is an apocalyptic number.

It is an amenable number.

118374422137 is a deficient number, since it is larger than the sum of its proper divisors (1).

118374422137 is an equidigital number, since it uses as much as digits as its factorization.

118374422137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 225792, while the sum is 43.

Adding to 118374422137 its reverse (731224473811), we get a palindrome (849598895948).

The spelling of 118374422137 in words is "one hundred eighteen billion, three hundred seventy-four million, four hundred twenty-two thousand, one hundred thirty-seven".