14431223434 has 4 divisors (see below), whose sum is σ = 21646835154. Its totient is φ = 7215611716.

The previous prime is 14431223423. The next prime is 14431223453. The reversal of 14431223434 is 43432213441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43432213441 = 7129 ⋅6092329.

It can be written as a sum of positive squares in only one way, i.e., 14316840409 + 114383025 = 119653^2 + 10695^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14431223396 and 14431223405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3607805857 + ... + 3607805860.

Almost surely, 2^14431223434 is an apocalyptic number.

14431223434 is a deficient number, since it is larger than the sum of its proper divisors (7215611720).

14431223434 is an equidigital number, since it uses as much as digits as its factorization.

14431223434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7215611719.

The product of its digits is 27648, while the sum is 31.

Adding to 14431223434 its reverse (43432213441), we get a palindrome (57863436875).

The spelling of 14431223434 in words is "fourteen billion, four hundred thirty-one million, two hundred twenty-three thousand, four hundred thirty-four".