118422371 has 2 divisors, whose sum is σ = 118422372. Its totient is φ = 118422370.

The previous prime is 118422277. The next prime is 118422373. The reversal of 118422371 is 173224811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118422371 - 2²² = 114228067 is a prime.

Together with 118422373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (118422373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59211185 + 59211186.

It is an arithmetic number, because the mean of its divisors is an integer number (59211186).

Almost surely, 2^118422371 is an apocalyptic number.

118422371 is a deficient number, since it is larger than the sum of its proper divisors (1).

118422371 is an equidigital number, since it uses as much as digits as its factorization.

118422371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 29.

The square root of 118422371 is about 10882.2043263302. The cubic root of 118422371 is about 491.0713349511.

The spelling of 118422371 in words is "one hundred eighteen million, four hundred twenty-two thousand, three hundred seventy-one".