14005420523 has 4 divisors (see below), whose sum is σ = 14383945440. Its totient is φ = 13626895608.

The previous prime is 14005420487. The next prime is 14005420547. The reversal of 14005420523 is 32502450041.

It is a happy number.

14005420523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 14005420523 - 2⁶ = 14005420459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14005420492 and 14005420501.

It is not an unprimeable number, because it can be changed into a prime (14005420223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189262403 + ... + 189262476.

It is an arithmetic number, because the mean of its divisors is an integer number (3595986360).

Almost surely, 2^14005420523 is an apocalyptic number.

14005420523 is a deficient number, since it is larger than the sum of its proper divisors (378524917).

14005420523 is an equidigital number, since it uses as much as digits as its factorization.

14005420523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378524916.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 14005420523 its reverse (32502450041), we get a palindrome (46507870564).

The spelling of 14005420523 in words is "fourteen billion, five million, four hundred twenty thousand, five hundred twenty-three".