1111448 has 16 divisors (see below), whose sum is σ = 2244480. Its totient is φ = 512928.

The previous prime is 1111447. The next prime is 1111457. The reversal of 1111448 is 8441111.

It is a happy number.

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

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5240 + ... + 5447.

It is an arithmetic number, because the mean of its divisors is an integer number (140280).

2^1111448 is an apocalyptic number.

It is an amenable number.

1111448 is an abundant number, since it is smaller than the sum of its proper divisors (1133032).

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

1111448 is a wasteful number, since it uses less digits than its factorization.

1111448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10706 (or 10702 counting only the distinct ones).

The product of its digits is 128, while the sum is 20.

The square root of 1111448 is about 1054.2523417095. The cubic root of 1111448 is about 103.5848837284.

Adding to 1111448 its reverse (8441111), we get a palindrome (9552559).

The spelling of 1111448 in words is "one million, one hundred eleven thousand, four hundred forty-eight".