118439743 has 2 divisors, whose sum is σ = 118439744. Its totient is φ = 118439742.

The previous prime is 118439729. The next prime is 118439753. The reversal of 118439743 is 347934811.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118439743 is a prime.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 118439696 and 118439705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118439753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59219871 + 59219872.

It is an arithmetic number, because the mean of its divisors is an integer number (59219872).

Almost surely, 2^118439743 is an apocalyptic number.

118439743 is a deficient number, since it is larger than the sum of its proper divisors (1).

118439743 is an equidigital number, since it uses as much as digits as its factorization.

118439743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 40.

The square root of 118439743 is about 10883.0024809333. The cubic root of 118439743 is about 491.0953463887.

The spelling of 118439743 in words is "one hundred eighteen million, four hundred thirty-nine thousand, seven hundred forty-three".