14206505 has 4 divisors (see below), whose sum is σ = 17047812. Its totient is φ = 11365200.

The previous prime is 14206487. The next prime is 14206513. The reversal of 14206505 is 50560241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50560241 = 37 ⋅1366493.

It can be written as a sum of positive squares in 2 ways, for example, as 5837056 + 8369449 = 2416^2 + 2893^2 .

It is not a de Polignac number, because 14206505 - 2¹⁰ = 14205481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1420646 + ... + 1420655.

It is an arithmetic number, because the mean of its divisors is an integer number (4261953).

Almost surely, 2^14206505 is an apocalyptic number.

It is an amenable number.

14206505 is a deficient number, since it is larger than the sum of its proper divisors (2841307).

14206505 is an equidigital number, since it uses as much as digits as its factorization.

14206505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2841306.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 14206505 is about 3769.1517613384. The cubic root of 14206505 is about 242.1934625379.

Adding to 14206505 its reverse (50560241), we get a palindrome (64766746).

The spelling of 14206505 in words is "fourteen million, two hundred six thousand, five hundred five".