118122371 has 2 divisors, whose sum is σ = 118122372. Its totient is φ = 118122370.

The previous prime is 118122349. The next prime is 118122377. The reversal of 118122371 is 173221811.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118122371 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118122371.

It is not a weakly prime, because it can be changed into another prime (118122377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59061185 + 59061186.

It is an arithmetic number, because the mean of its divisors is an integer number (59061186).

Almost surely, 2^118122371 is an apocalyptic number.

118122371 is a deficient number, since it is larger than the sum of its proper divisors (1).

118122371 is an equidigital number, since it uses as much as digits as its factorization.

118122371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 26.

The square root of 118122371 is about 10868.4116134788. The cubic root of 118122371 is about 490.6563064448.

The spelling of 118122371 in words is "one hundred eighteen million, one hundred twenty-two thousand, three hundred seventy-one".