12118098 has 16 divisors (see below), whose sum is σ = 24270336. Its totient is φ = 4033680.

The previous prime is 12118087. The next prime is 12118103. The reversal of 12118098 is 89081121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7503 + ... + 8973.

It is an arithmetic number, because the mean of its divisors is an integer number (1516896).

Almost surely, 2^12118098 is an apocalyptic number.

12118098 is an abundant number, since it is smaller than the sum of its proper divisors (12152238).

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

12118098 is a wasteful number, since it uses less digits than its factorization.

12118098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2849.

The product of its (nonzero) digits is 1152, while the sum is 30.

The square root of 12118098 is about 3481.1058587753. The cubic root of 12118098 is about 229.6914450986.

It can be divided in two parts, 121180 and 98, that added together give a triangular number (121278 = T₄₉₂).

The spelling of 12118098 in words is "twelve million, one hundred eighteen thousand, ninety-eight".