14293639 has 2 divisors, whose sum is σ = 14293640. Its totient is φ = 14293638.

The previous prime is 14293637. The next prime is 14293661. The reversal of 14293639 is 93639241.

14293639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14293639 - 2¹ = 14293637 is a prime.

Together with 14293637, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 14293598 and 14293607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14293637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7146819 + 7146820.

It is an arithmetic number, because the mean of its divisors is an integer number (7146820).

Almost surely, 2^14293639 is an apocalyptic number.

14293639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14293639 is an equidigital number, since it uses as much as digits as its factorization.

14293639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 14293639 is about 3780.6929259066. The cubic root of 14293639 is about 242.6876090974.

The spelling of 14293639 in words is "fourteen million, two hundred ninety-three thousand, six hundred thirty-nine".