14171639 has 8 divisors (see below), whose sum is σ = 14720640. Its totient is φ = 13632696.

The previous prime is 14171579. The next prime is 14171653. The reversal of 14171639 is 93617141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14171639 - 2²⁰ = 13123063 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 (14171699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422 + ... + 5340.

It is an arithmetic number, because the mean of its divisors is an integer number (1840080).

Almost surely, 2^14171639 is an apocalyptic number.

14171639 is a deficient number, since it is larger than the sum of its proper divisors (549001).

14171639 is an equidigital number, since it uses as much as digits as its factorization.

14171639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5029.

The product of its digits is 4536, while the sum is 32.

The square root of 14171639 is about 3764.5237414579. The cubic root of 14171639 is about 241.9951675833.

The spelling of 14171639 in words is "fourteen million, one hundred seventy-one thousand, six hundred thirty-nine".