118434030 has 128 divisors (see below), whose sum is σ = 351751680. Its totient is φ = 25090560.

The previous prime is 118433983. The next prime is 118434047. The reversal of 118434030 is 30434811.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 80784 + ... + 82236.

It is an arithmetic number, because the mean of its divisors is an integer number (2748060).

Almost surely, 2^118434030 is an apocalyptic number.

118434030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 118434030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175875840).

118434030 is an abundant number, since it is smaller than the sum of its proper divisors (233317650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118434030 is a wasteful number, since it uses less digits than its factorization.

118434030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 118434030 is about 10882.7400042453. The cubic root of 118434030 is about 491.0874501855.

Adding to 118434030 its reverse (30434811), we get a palindrome (148868841).

The spelling of 118434030 in words is "one hundred eighteen million, four hundred thirty-four thousand, thirty".