14505420111 has 16 divisors (see below), whose sum is σ = 23803766784. Its totient is φ = 7651210464.

The previous prime is 14505420067. The next prime is 14505420113. The reversal of 14505420111 is 11102450541.

14505420111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14505420111 - 2¹⁷ = 14505289039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14505420113) 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 15 ways as a sum of consecutive naturals, for example, 26566431 + ... + 26566976.

It is an arithmetic number, because the mean of its divisors is an integer number (1487735424).

Almost surely, 2^14505420111 is an apocalyptic number.

14505420111 is a deficient number, since it is larger than the sum of its proper divisors (9298346673).

14505420111 is a wasteful number, since it uses less digits than its factorization.

14505420111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53133430.

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 14505420111 its reverse (11102450541), we get a palindrome (25607870652).

The spelling of 14505420111 in words is "fourteen billion, five hundred five million, four hundred twenty thousand, one hundred eleven".