11974988 has 12 divisors (see below), whose sum is σ = 20986560. Its totient is φ = 5978832.

The previous prime is 11974969. The next prime is 11975003. The reversal of 11974988 is 88947911.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1718 + ... + 5186.

It is an arithmetic number, because the mean of its divisors is an integer number (1748880).

Almost surely, 2^11974988 is an apocalyptic number.

It is an amenable number.

11974988 is a deficient number, since it is larger than the sum of its proper divisors (9011572).

11974988 is a wasteful number, since it uses less digits than its factorization.

11974988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4336 (or 4334 counting only the distinct ones).

The product of its digits is 145152, while the sum is 47.

The square root of 11974988 is about 3460.4895607414. The cubic root of 11974988 is about 228.7836734646.

The spelling of 11974988 in words is "eleven million, nine hundred seventy-four thousand, nine hundred eighty-eight".