13481648 has 20 divisors (see below), whose sum is σ = 26177640. Its totient is φ = 6726144.

The previous prime is 13481639. The next prime is 13481681. The reversal of 13481648 is 84618431.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14048 + ... + 14976.

It is an arithmetic number, because the mean of its divisors is an integer number (1308882).

Almost surely, 2^13481648 is an apocalyptic number.

It is an amenable number.

13481648 is a deficient number, since it is larger than the sum of its proper divisors (12695992).

13481648 is an equidigital number, since it uses as much as digits as its factorization.

13481648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844 (or 1838 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The square root of 13481648 is about 3671.7363739789. The cubic root of 13481648 is about 238.0022126292.

The spelling of 13481648 in words is "thirteen million, four hundred eighty-one thousand, six hundred forty-eight".