14106621 has 4 divisors (see below), whose sum is σ = 18808832. Its totient is φ = 9404412.

The previous prime is 14106619. The next prime is 14106637. The reversal of 14106621 is 12660141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 14106621 - 2¹ = 14106619 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 (14106611) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2351101 + ... + 2351106.

It is an arithmetic number, because the mean of its divisors is an integer number (4702208).

Almost surely, 2^14106621 is an apocalyptic number.

It is an amenable number.

14106621 is a deficient number, since it is larger than the sum of its proper divisors (4702211).

14106621 is an equidigital number, since it uses as much as digits as its factorization.

14106621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4702210.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 14106621 is about 3755.8781929131. The cubic root of 14106621 is about 241.6245173155.

Adding to 14106621 its reverse (12660141), we get a palindrome (26766762).

The spelling of 14106621 in words is "fourteen million, one hundred six thousand, six hundred twenty-one".