14463643 has 4 divisors (see below), whose sum is σ = 14476888. Its totient is φ = 14450400.

The previous prime is 14463641. The next prime is 14463653. The reversal of 14463643 is 34636441.

It is a happy number.

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 14463643 - 2¹ = 14463641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14463641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4821 + ... + 7222.

It is an arithmetic number, because the mean of its divisors is an integer number (3619222).

Almost surely, 2^14463643 is an apocalyptic number.

14463643 is a deficient number, since it is larger than the sum of its proper divisors (13245).

14463643 is a wasteful number, since it uses less digits than its factorization.

14463643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13244.

The product of its digits is 20736, while the sum is 31.

The square root of 14463643 is about 3803.1096486954. The cubic root of 14463643 is about 243.6459693697.

It can be divided in two parts, 1 and 4463643, that added together give a palindrome (4463644).

The spelling of 14463643 in words is "fourteen million, four hundred sixty-three thousand, six hundred forty-three".