14458857943 has 4 divisors (see below), whose sum is σ = 14478424120. Its totient is φ = 14439291768.

The previous prime is 14458857929. The next prime is 14458857949. The reversal of 14458857943 is 34975885441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34975885441 = 7 ⋅4996555063.

It is a cyclic number.

It is not a de Polignac number, because 14458857943 - 2¹⁷ = 14458726871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14458857949) 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, 9781980 + ... + 9783457.

It is an arithmetic number, because the mean of its divisors is an integer number (3619606030).

Almost surely, 2^14458857943 is an apocalyptic number.

14458857943 is a deficient number, since it is larger than the sum of its proper divisors (19566177).

14458857943 is an equidigital number, since it uses as much as digits as its factorization.

14458857943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19566176.

The product of its digits is 19353600, while the sum is 58.

The spelling of 14458857943 in words is "fourteen billion, four hundred fifty-eight million, eight hundred fifty-seven thousand, nine hundred forty-three".