118647227 has 2 divisors, whose sum is σ = 118647228. Its totient is φ = 118647226.

The previous prime is 118647173. The next prime is 118647247. The reversal of 118647227 is 722746811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118647227 - 2⁶ = 118647163 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (118647247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59323613 + 59323614.

It is an arithmetic number, because the mean of its divisors is an integer number (59323614).

Almost surely, 2^118647227 is an apocalyptic number.

118647227 is a deficient number, since it is larger than the sum of its proper divisors (1).

118647227 is an equidigital number, since it uses as much as digits as its factorization.

118647227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37632, while the sum is 38.

The square root of 118647227 is about 10892.5307894906. The cubic root of 118647227 is about 491.3819477783.

It can be divided in two parts, 11864 and 7227, that added together give a palindrome (19091).

The spelling of 118647227 in words is "one hundred eighteen million, six hundred forty-seven thousand, two hundred twenty-seven".