14557643 has 4 divisors (see below), whose sum is σ = 15190608. Its totient is φ = 13924680.

The previous prime is 14557603. The next prime is 14557651. The reversal of 14557643 is 34675541.

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 14557643 - 2⁶ = 14557579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14557603) 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, 316448 + ... + 316493.

It is an arithmetic number, because the mean of its divisors is an integer number (3797652).

Almost surely, 2^14557643 is an apocalyptic number.

14557643 is a deficient number, since it is larger than the sum of its proper divisors (632965).

14557643 is an equidigital number, since it uses as much as digits as its factorization.

14557643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632964.

The product of its digits is 50400, while the sum is 35.

The square root of 14557643 is about 3815.4479422474. The cubic root of 14557643 is about 244.1726528188.

The spelling of 14557643 in words is "fourteen million, five hundred fifty-seven thousand, six hundred forty-three".