118340430 has 128 divisors (see below), whose sum is σ = 321753600. Its totient is φ = 27661824.

The previous prime is 118340389. The next prime is 118340441. The reversal of 118340430 is 34043811.

It is a zygodrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 118340430.

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, 851301 + ... + 851439.

It is an arithmetic number, because the mean of its divisors is an integer number (2513700).

Almost surely, 2^118340430 is an apocalyptic number.

118340430 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 118340430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160876800).

118340430 is an abundant number, since it is smaller than the sum of its proper divisors (203413170).

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

118340430 is a wasteful number, since it uses less digits than its factorization.

118340430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258.

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

The square root of 118340430 is about 10878.4387666613. The cubic root of 118340430 is about 490.9580450931.

The spelling of 118340430 in words is "one hundred eighteen million, three hundred forty thousand, four hundred thirty".