118930140 has 192 divisors, whose sum is σ = 429649920. Its totient is φ = 26749440.

The previous prime is 118930129. The next prime is 118930151. The reversal of 118930140 is 41039811.

It is an interprime number because it is at equal distance from previous prime (118930129) and next prime (118930151).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 275725 + ... + 276155.

It is an arithmetic number, because the mean of its divisors is an integer number (2237760).

Almost surely, 2^118930140 is an apocalyptic number.

118930140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118930140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214824960).

118930140 is an abundant number, since it is smaller than the sum of its proper divisors (310719780).

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

118930140 is a wasteful number, since it uses less digits than its factorization.

118930140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529 (or 521 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 118930140 is about 10905.5096167029. The cubic root of 118930140 is about 491.7722026954.

Adding to 118930140 its reverse (41039811), we get a palindrome (159969951).

It can be divided in two parts, 1189 and 30140, that added together give a square (31329 = 177²).

The spelling of 118930140 in words is "one hundred eighteen million, nine hundred thirty thousand, one hundred forty".