118545498 has 16 divisors (see below), whose sum is σ = 263434560. Its totient is φ = 39515148.

The previous prime is 118545491. The next prime is 118545523. The reversal of 118545498 is 894545811.

It is a happy number.

118545498 is a `hidden beast` number, since 1 + 18 + 545 + 4 + 98 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (118545491) 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, 1097590 + ... + 1097697.

It is an arithmetic number, because the mean of its divisors is an integer number (16464660).

Almost surely, 2^118545498 is an apocalyptic number.

118545498 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

118545498 is an abundant number, since it is smaller than the sum of its proper divisors (144889062).

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

118545498 is a wasteful number, since it uses less digits than its factorization.

118545498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195298 (or 2195292 counting only the distinct ones).

The product of its digits is 230400, while the sum is 45.

The square root of 118545498 is about 10887.8601203359. The cubic root of 118545498 is about 491.2414694632.

The spelling of 118545498 in words is "one hundred eighteen million, five hundred forty-five thousand, four hundred ninety-eight".