118038289 has 2 divisors, whose sum is σ = 118038290. Its totient is φ = 118038288.

The previous prime is 118038257. The next prime is 118038307. The reversal of 118038289 is 982830811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116100625 + 1937664 = 10775^2 + 1392^2 .

It is an emirp because it is prime and its reverse (982830811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118038289 - 2⁵ = 118038257 is a prime.

It is not a weakly prime, because it can be changed into another prime (118438289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59019144 + 59019145.

It is an arithmetic number, because the mean of its divisors is an integer number (59019145).

Almost surely, 2^118038289 is an apocalyptic number.

It is an amenable number.

118038289 is a deficient number, since it is larger than the sum of its proper divisors (1).

118038289 is an equidigital number, since it uses as much as digits as its factorization.

118038289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 40.

The square root of 118038289 is about 10864.5427423339. The cubic root of 118038289 is about 490.5398589678.

The spelling of 118038289 in words is "one hundred eighteen million, thirty-eight thousand, two hundred eighty-nine".