118272878 has 8 divisors (see below), whose sum is σ = 179067672. Its totient is φ = 58583656.

The previous prime is 118272871. The next prime is 118272881. The reversal of 118272878 is 878272811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118272871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276125 + ... + 276552.

It is an arithmetic number, because the mean of its divisors is an integer number (22383459).

Almost surely, 2^118272878 is an apocalyptic number.

118272878 is a deficient number, since it is larger than the sum of its proper divisors (60794794).

118272878 is a wasteful number, since it uses less digits than its factorization.

118272878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552786.

The product of its digits is 100352, while the sum is 44.

The square root of 118272878 is about 10875.3334661517. Note that the first 3 decimals coincide. The cubic root of 118272878 is about 490.8646098222.

The spelling of 118272878 in words is "one hundred eighteen million, two hundred seventy-two thousand, eight hundred seventy-eight".