11153448 has 48 divisors (see below), whose sum is σ = 30537780. Its totient is φ = 3677184.

The previous prime is 11153447. The next prime is 11153449. The reversal of 11153448 is 84435111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11153447) and next prime (11153449).

It can be written as a sum of positive squares in 2 ways, for example, as 10771524 + 381924 = 3282^2 + 618^2 .

It is not an unprimeable number, because it can be changed into a prime (11153447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6186 + ... + 7782.

Almost surely, 2^11153448 is an apocalyptic number.

11153448 is a gapful number since it is divisible by the number (18) 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 11153448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15268890).

11153448 is an abundant number, since it is smaller than the sum of its proper divisors (19384332).

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

11153448 is a wasteful number, since it uses less digits than its factorization.

11153448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706 (or 1699 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 11153448 is about 3339.6778287733. The cubic root of 11153448 is about 223.4273745685.

Adding to 11153448 its reverse (84435111), we get a palindrome (95588559).

The spelling of 11153448 in words is "eleven million, one hundred fifty-three thousand, four hundred forty-eight".