11871248 has 20 divisors (see below), whose sum is σ = 23240700. Its totient is φ = 5873664.

The previous prime is 11871229. The next prime is 11871259. The reversal of 11871248 is 84217811.

It can be written as a sum of positive squares in 2 ways, for example, as 2458624 + 9412624 = 1568^2 + 3068^2 .

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, 2273 + ... + 5376.

It is an arithmetic number, because the mean of its divisors is an integer number (1162035).

Almost surely, 2^11871248 is an apocalyptic number.

It is an amenable number.

11871248 is a deficient number, since it is larger than the sum of its proper divisors (11369452).

11871248 is an equidigital number, since it uses as much as digits as its factorization.

11871248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7754 (or 7748 counting only the distinct ones).

The product of its digits is 3584, while the sum is 32.

The square root of 11871248 is about 3445.4677476360. The cubic root of 11871248 is about 228.1211011531.

The spelling of 11871248 in words is "eleven million, eight hundred seventy-one thousand, two hundred forty-eight".