14656139 has 2 divisors, whose sum is σ = 14656140. Its totient is φ = 14656138.

The previous prime is 14656133. The next prime is 14656171. The reversal of 14656139 is 93165641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14656139 - 2¹⁶ = 14590603 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 14656099 and 14656108.

It is not a weakly prime, because it can be changed into another prime (14656133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7328069 + 7328070.

It is an arithmetic number, because the mean of its divisors is an integer number (7328070).

Almost surely, 2^14656139 is an apocalyptic number.

14656139 is a deficient number, since it is larger than the sum of its proper divisors (1).

14656139 is an equidigital number, since it uses as much as digits as its factorization.

14656139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 35.

The square root of 14656139 is about 3828.3337106370. Note that the first 3 decimals coincide. The cubic root of 14656139 is about 244.7221005626.

The spelling of 14656139 in words is "fourteen million, six hundred fifty-six thousand, one hundred thirty-nine".