14138671 has 4 divisors (see below), whose sum is σ = 14153392. Its totient is φ = 14123952.

The previous prime is 14138669. The next prime is 14138693. The reversal of 14138671 is 17683141.

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 14138671 - 2¹ = 14138669 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 (14133671) 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, 5811 + ... + 7876.

It is an arithmetic number, because the mean of its divisors is an integer number (3538348).

Almost surely, 2^14138671 is an apocalyptic number.

14138671 is a deficient number, since it is larger than the sum of its proper divisors (14721).

14138671 is a wasteful number, since it uses less digits than its factorization.

14138671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14720.

The product of its digits is 4032, while the sum is 31.

The square root of 14138671 is about 3760.1424175156. The cubic root of 14138671 is about 241.8073678218.

The spelling of 14138671 in words is "fourteen million, one hundred thirty-eight thousand, six hundred seventy-one".