118955840257271 has 2 divisors, whose sum is σ = 118955840257272. Its totient is φ = 118955840257270.

The previous prime is 118955840257159. The next prime is 118955840257273. The reversal of 118955840257271 is 172752048559811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118955840257271 is a prime.

Together with 118955840257273, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 118955840257198 and 118955840257207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118955840257273) 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, 59477920128635 + 59477920128636.

It is an arithmetic number, because the mean of its divisors is an integer number (59477920128636).

Almost surely, 2^{118955840257271} is an apocalyptic number.

118955840257271 is a deficient number, since it is larger than the sum of its proper divisors (1).

118955840257271 is an equidigital number, since it uses as much as digits as its factorization.

118955840257271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448000, while the sum is 65.

The spelling of 118955840257271 in words is "one hundred eighteen trillion, nine hundred fifty-five billion, eight hundred forty million, two hundred fifty-seven thousand, two hundred seventy-one".