118322173 has 2 divisors, whose sum is σ = 118322174. Its totient is φ = 118322172.

The previous prime is 118322167. The next prime is 118322203. The reversal of 118322173 is 371223811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105945849 + 12376324 = 10293^2 + 3518^2 .

It is a cyclic number.

It is not a de Polignac number, because 118322173 - 2¹³ = 118313981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118322273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59161086 + 59161087.

It is an arithmetic number, because the mean of its divisors is an integer number (59161087).

Almost surely, 2^118322173 is an apocalyptic number.

It is an amenable number.

118322173 is a deficient number, since it is larger than the sum of its proper divisors (1).

118322173 is an equidigital number, since it uses as much as digits as its factorization.

118322173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 28.

The square root of 118322173 is about 10877.5995973376. The cubic root of 118322173 is about 490.9327962355.

Adding to 118322173 its reverse (371223811), we get a palindrome (489545984).

The spelling of 118322173 in words is "one hundred eighteen million, three hundred twenty-two thousand, one hundred seventy-three".