11443456 has 18 divisors (see below), whose sum is σ = 22842722. Its totient is φ = 5721600.

The previous prime is 11443441. The next prime is 11443457. The reversal of 11443456 is 65434411.

It can be written as a sum of positive squares in only one way, i.e., 5760000 + 5683456 = 2400^2 + 2384^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11443457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22095 + ... + 22606.

Almost surely, 2^11443456 is an apocalyptic number.

11443456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11443456 is a deficient number, since it is larger than the sum of its proper divisors (11399266).

11443456 is an frugal number, since it uses more digits than its factorization.

11443456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44717 (or 44703 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 11443456 is about 3382.8177603885. The cubic root of 11443456 is about 225.3473220155.

Adding to 11443456 its reverse (65434411), we get a palindrome (76877867).

The spelling of 11443456 in words is "eleven million, four hundred forty-three thousand, four hundred fifty-six".