118997298 has 48 divisors (see below), whose sum is σ = 295266816. Its totient is φ = 33929280.

The previous prime is 118997269. The next prime is 118997299. The reversal of 118997298 is 892799811.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (118997299) 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 23 ways as a sum of consecutive naturals, for example, 119583 + ... + 120573.

It is an arithmetic number, because the mean of its divisors is an integer number (6151392).

Almost surely, 2^118997298 is an apocalyptic number.

118997298 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

118997298 is an abundant number, since it is smaller than the sum of its proper divisors (176269518).

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

118997298 is a wasteful number, since it uses less digits than its factorization.

118997298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959 (or 1956 counting only the distinct ones).

The product of its digits is 653184, while the sum is 54.

The square root of 118997298 is about 10908.5882679657. The cubic root of 118997298 is about 491.8647506485.

The spelling of 118997298 in words is "one hundred eighteen million, nine hundred ninety-seven thousand, two hundred ninety-eight".