13445056 has 28 divisors (see below), whose sum is σ = 26797000. Its totient is φ = 6693120.

The previous prime is 13445039. The next prime is 13445059. The reversal of 13445056 is 65054431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13445059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26695 + ... + 27193.

Almost surely, 2^13445056 is an apocalyptic number.

13445056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13445056 is a deficient number, since it is larger than the sum of its proper divisors (13351944).

13445056 is an equidigital number, since it uses as much as digits as its factorization.

13445056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932 (or 922 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 13445056 is about 3666.7500596577. The cubic root of 13445056 is about 237.7866883305.

Adding to 13445056 its reverse (65054431), we get a palindrome (78499487).

It can be divided in two parts, 1344 and 5056, that added together give a square (6400 = 80²).

The spelling of 13445056 in words is "thirteen million, four hundred forty-five thousand, fifty-six".