118257868 has 12 divisors (see below), whose sum is σ = 207045720. Its totient is φ = 59101952.

The previous prime is 118257859. The next prime is 118257871. The reversal of 118257868 is 868752811.

It is a zygodrome in base 2.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5643 + ... + 16381.

It is an arithmetic number, because the mean of its divisors is an integer number (17253810).

Almost surely, 2^118257868 is an apocalyptic number.

It is an amenable number.

118257868 is a deficient number, since it is larger than the sum of its proper divisors (88787852).

118257868 is a wasteful number, since it uses less digits than its factorization.

118257868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13496 (or 13494 counting only the distinct ones).

The product of its digits is 215040, while the sum is 46.

The square root of 118257868 is about 10874.6433504736. The cubic root of 118257868 is about 490.8438437497.

The spelling of 118257868 in words is "one hundred eighteen million, two hundred fifty-seven thousand, eight hundred sixty-eight".