11821298 has 8 divisors (see below), whose sum is σ = 17746608. Its totient is φ = 5905764.

The previous prime is 11821289. The next prime is 11821301. The reversal of 11821298 is 89212811.

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

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 3 ways as a sum of consecutive naturals, for example, 3065 + ... + 5747.

It is an arithmetic number, because the mean of its divisors is an integer number (2218326).

Almost surely, 2^11821298 is an apocalyptic number.

11821298 is a deficient number, since it is larger than the sum of its proper divisors (5925310).

11821298 is a wasteful number, since it uses less digits than its factorization.

11821298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4888.

The product of its digits is 2304, while the sum is 32.

The square root of 11821298 is about 3438.2114536485. The cubic root of 11821298 is about 227.8007004670.

The spelling of 11821298 in words is "eleven million, eight hundred twenty-one thousand, two hundred ninety-eight".