118374149 has 2 divisors, whose sum is σ = 118374150. Its totient is φ = 118374148.

The previous prime is 118374133. The next prime is 118374187. The reversal of 118374149 is 941473811.

It is an a-pointer prime, because the next prime (118374187) can be obtained adding 118374149 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104550625 + 13823524 = 10225^2 + 3718^2 .

It is an emirp because it is prime and its reverse (941473811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118374149 - 2⁴ = 118374133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118374049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59187074 + 59187075.

It is an arithmetic number, because the mean of its divisors is an integer number (59187075).

Almost surely, 2^118374149 is an apocalyptic number.

It is an amenable number.

118374149 is a deficient number, since it is larger than the sum of its proper divisors (1).

118374149 is an equidigital number, since it uses as much as digits as its factorization.

118374149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 38.

The square root of 118374149 is about 10879.9884650674. The cubic root of 118374149 is about 491.0046705849.

The spelling of 118374149 in words is "one hundred eighteen million, three hundred seventy-four thousand, one hundred forty-nine".