118441439 has 2 divisors, whose sum is σ = 118441440. Its totient is φ = 118441438.

The previous prime is 118441409. The next prime is 118441447. The reversal of 118441439 is 934144811.

It is a strong prime.

It is an emirp because it is prime and its reverse (934144811) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118441439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 118441399 and 118441408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118441409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59220719 + 59220720.

It is an arithmetic number, because the mean of its divisors is an integer number (59220720).

Almost surely, 2^118441439 is an apocalyptic number.

118441439 is a deficient number, since it is larger than the sum of its proper divisors (1).

118441439 is an equidigital number, since it uses as much as digits as its factorization.

118441439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 35.

The square root of 118441439 is about 10883.0804003278. The cubic root of 118441439 is about 491.0976904603.

It can be divided in two parts, 11 and 8441439, that multiplied together give a palindrome (92855829).

The spelling of 118441439 in words is "one hundred eighteen million, four hundred forty-one thousand, four hundred thirty-nine".