118143408 has 40 divisors (see below), whose sum is σ = 308069568. Its totient is φ = 39011392.

The previous prime is 118143407. The next prime is 118143439. The reversal of 118143408 is 804341811.

It is not an unprimeable number, because it can be changed into a prime (118143407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6366 + ... + 16637.

Almost surely, 2^118143408 is an apocalyptic number.

It is an amenable number.

118143408 is an abundant number, since it is smaller than the sum of its proper divisors (189926160).

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

118143408 is a wasteful number, since it uses less digits than its factorization.

118143408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23121 (or 23115 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 118143408 is about 10869.3793751069. The cubic root of 118143408 is about 490.6854325224.

The spelling of 118143408 in words is "one hundred eighteen million, one hundred forty-three thousand, four hundred eight".