11154448 has 40 divisors (see below), whose sum is σ = 23891328. Its totient is φ = 5018112.

The previous prime is 11154443. The next prime is 11154449. The reversal of 11154448 is 84445111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11154443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5365 + ... + 7147.

Almost surely, 2^11154448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11154448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11945664).

11154448 is an abundant number, since it is smaller than the sum of its proper divisors (12736880).

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

11154448 is a wasteful number, since it uses less digits than its factorization.

11154448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831 (or 1825 counting only the distinct ones).

The product of its digits is 2560, while the sum is 28.

The square root of 11154448 is about 3339.8275404577. The cubic root of 11154448 is about 223.4340517472.

Adding to 11154448 its reverse (84445111), we get a palindrome (95599559).

The spelling of 11154448 in words is "eleven million, one hundred fifty-four thousand, four hundred forty-eight".