118374422191 has 2 divisors, whose sum is σ = 118374422192. Its totient is φ = 118374422190.

The previous prime is 118374422137. The next prime is 118374422197. The reversal of 118374422191 is 191224473811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118374422191 - 2¹³ = 118374413999 is a prime.

It is a super-2 number, since 2×118374422191² (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 (118374422197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59187211095 + 59187211096.

It is an arithmetic number, because the mean of its divisors is an integer number (59187211096).

Almost surely, 2^118374422191 is an apocalyptic number.

118374422191 is a deficient number, since it is larger than the sum of its proper divisors (1).

118374422191 is an equidigital number, since it uses as much as digits as its factorization.

118374422191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 43.

The spelling of 118374422191 in words is "one hundred eighteen billion, three hundred seventy-four million, four hundred twenty-two thousand, one hundred ninety-one".