11974144 has 80 divisors (see below), whose sum is σ = 29560608. Its totient is φ = 4718592.

The previous prime is 11974121. The next prime is 11974169. The reversal of 11974144 is 44147911.

It is a nialpdrome in base 8.

It is a zygodrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46464 + ... + 46720.

Almost surely, 2^11974144 is an apocalyptic number.

11974144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11974144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14780304).

11974144 is an abundant number, since it is smaller than the sum of its proper divisors (17586464).

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

11974144 is an equidigital number, since it uses as much as digits as its factorization.

11974144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 279 counting only the distinct ones).

The product of its digits is 4032, while the sum is 31.

The square root of 11974144 is about 3460.3676105293. The cubic root of 11974144 is about 228.7782984291.

The spelling of 11974144 in words is "eleven million, nine hundred seventy-four thousand, one hundred forty-four".