14109538 has 4 divisors (see below), whose sum is σ = 21164310. Its totient is φ = 7054768.

The previous prime is 14109527. The next prime is 14109539. The reversal of 14109538 is 83590141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11377129 + 2732409 = 3373^2 + 1653^2 .

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (14109539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3527383 + ... + 3527386.

Almost surely, 2^14109538 is an apocalyptic number.

14109538 is a deficient number, since it is larger than the sum of its proper divisors (7054772).

14109538 is an equidigital number, since it uses as much as digits as its factorization.

14109538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7054771.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 14109538 is about 3756.2664974679. The cubic root of 14109538 is about 241.6411707282.

Adding to 14109538 its reverse (83590141), we get a palindrome (97699679).

The spelling of 14109538 in words is "fourteen million, one hundred nine thousand, five hundred thirty-eight".