14248643 has 4 divisors (see below), whose sum is σ = 14308008. Its totient is φ = 14189280.

The previous prime is 14248639. The next prime is 14248673. The reversal of 14248643 is 34684241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14248643 - 2² = 14248639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14248673) by changing a digit.

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, 29321 + ... + 29802.

It is an arithmetic number, because the mean of its divisors is an integer number (3577002).

Almost surely, 2^14248643 is an apocalyptic number.

14248643 is a deficient number, since it is larger than the sum of its proper divisors (59365).

14248643 is an equidigital number, since it uses as much as digits as its factorization.

14248643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59364.

The product of its digits is 18432, while the sum is 32.

The square root of 14248643 is about 3774.7374743153. The cubic root of 14248643 is about 242.4326833379.

The spelling of 14248643 in words is "fourteen million, two hundred forty-eight thousand, six hundred forty-three".