11994988 has 6 divisors (see below), whose sum is σ = 20991236. Its totient is φ = 5997492.

The previous prime is 11994977. The next prime is 11995003. The reversal of 11994988 is 88949911.

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 as a sum of consecutive naturals, namely, 1499370 + ... + 1499377.

Almost surely, 2^11994988 is an apocalyptic number.

It is an amenable number.

11994988 is a deficient number, since it is larger than the sum of its proper divisors (8996248).

11994988 is a wasteful number, since it uses less digits than its factorization.

11994988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2998751 (or 2998749 counting only the distinct ones).

The product of its digits is 186624, while the sum is 49.

The square root of 11994988 is about 3463.3781196976. The cubic root of 11994988 is about 228.9109701399.

The spelling of 11994988 in words is "eleven million, nine hundred ninety-four thousand, nine hundred eighty-eight".