118386329 has 2 divisors, whose sum is σ = 118386330. Its totient is φ = 118386328.

The previous prime is 118386293. The next prime is 118386341. The reversal of 118386329 is 923683811.

Together with previous prime (118386293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73496329 + 44890000 = 8573^2 + 6700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118386329 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (118386349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59193164 + 59193165.

It is an arithmetic number, because the mean of its divisors is an integer number (59193165).

Almost surely, 2^118386329 is an apocalyptic number.

It is an amenable number.

118386329 is a deficient number, since it is larger than the sum of its proper divisors (1).

118386329 is an equidigital number, since it uses as much as digits as its factorization.

118386329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 41.

The square root of 118386329 is about 10880.5481939101. The cubic root of 118386329 is about 491.0215104998.

The spelling of 118386329 in words is "one hundred eighteen million, three hundred eighty-six thousand, three hundred twenty-nine".