11976144 has 20 divisors (see below), whose sum is σ = 30938496. Its totient is φ = 3992032.

The previous prime is 11976131. The next prime is 11976179. The reversal of 11976144 is 44167911.

It is a congruent number.

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, 124704 + ... + 124799.

Almost surely, 2^11976144 is an apocalyptic number.

It is an amenable number.

11976144 is an abundant number, since it is smaller than the sum of its proper divisors (18962352).

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

11976144 is a wasteful number, since it uses less digits than its factorization.

11976144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249514 (or 249508 counting only the distinct ones).

The product of its digits is 6048, while the sum is 33.

The square root of 11976144 is about 3460.6565851006. The cubic root of 11976144 is about 228.7910350702.

It can be divided in two parts, 119761 and 44, that added together give a triangular number (119805 = T₄₈₉).

The spelling of 11976144 in words is "eleven million, nine hundred seventy-six thousand, one hundred forty-four".