14117639 has 2 divisors, whose sum is σ = 14117640. Its totient is φ = 14117638.

The previous prime is 14117629. The next prime is 14117641. The reversal of 14117639 is 93671141.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14117639 is a prime.

It is a Sophie Germain prime.

Together with 14117641, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14117629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7058819 + 7058820.

It is an arithmetic number, because the mean of its divisors is an integer number (7058820).

Almost surely, 2^14117639 is an apocalyptic number.

14117639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14117639 is an equidigital number, since it uses as much as digits as its factorization.

14117639 is an evil number, because the sum of its binary digits is even.

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

The square root of 14117639 is about 3757.3446741016. The cubic root of 14117639 is about 241.6874080229.

The spelling of 14117639 in words is "fourteen million, one hundred seventeen thousand, six hundred thirty-nine".