11147248 has 20 divisors (see below), whose sum is σ = 24683440. Its totient is φ = 4777344.

The previous prime is 11147239. The next prime is 11147263. The reversal of 11147248 is 84274111.

11147248 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11147248² = 248522275947008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a nude number because it is divisible by every one of its digits.

11147248 is strictly pandigital in base 8.

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, 49653 + ... + 49876.

It is an arithmetic number, because the mean of its divisors is an integer number (1234172).

Almost surely, 2^11147248 is an apocalyptic number.

It is an amenable number.

11147248 is an abundant number, since it is smaller than the sum of its proper divisors (13536192).

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

11147248 is an equidigital number, since it uses as much as digits as its factorization.

11147248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99544 (or 99538 counting only the distinct ones).

The product of its digits is 1792, while the sum is 28.

The square root of 11147248 is about 3338.7494664919. The cubic root of 11147248 is about 223.3859671496.

The spelling of 11147248 in words is "eleven million, one hundred forty-seven thousand, two hundred forty-eight".