14201643 has 4 divisors (see below), whose sum is σ = 18935528. Its totient is φ = 9467760.

The previous prime is 14201617. The next prime is 14201651. The reversal of 14201643 is 34610241.

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

It is not a de Polignac number, because 14201643 - 2⁵ = 14201611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14201843) 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, 2366938 + ... + 2366943.

It is an arithmetic number, because the mean of its divisors is an integer number (4733882).

Almost surely, 2^14201643 is an apocalyptic number.

14201643 is a deficient number, since it is larger than the sum of its proper divisors (4733885).

14201643 is an equidigital number, since it uses as much as digits as its factorization.

14201643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733884.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 14201643 is about 3768.5067334423. The cubic root of 14201643 is about 242.1658301499.

Adding to 14201643 its reverse (34610241), we get a palindrome (48811884).

The spelling of 14201643 in words is "fourteen million, two hundred one thousand, six hundred forty-three".