11988698 has 8 divisors (see below), whose sum is σ = 18001920. Its totient is φ = 5988060.

The previous prime is 11988671. The next prime is 11988707. The reversal of 11988698 is 89688911.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218 + ... + 4901.

It is an arithmetic number, because the mean of its divisors is an integer number (2250240).

Almost surely, 2^11988698 is an apocalyptic number.

11988698 is a deficient number, since it is larger than the sum of its proper divisors (6013222).

11988698 is a wasteful number, since it uses less digits than its factorization.

11988698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6292.

The product of its digits is 248832, while the sum is 50.

The square root of 11988698 is about 3462.4699276672. The cubic root of 11988698 is about 228.8709505986.

The spelling of 11988698 in words is "eleven million, nine hundred eighty-eight thousand, six hundred ninety-eight".