14500139 has 2 divisors, whose sum is σ = 14500140. Its totient is φ = 14500138.

The previous prime is 14500121. The next prime is 14500141. The reversal of 14500139 is 93100541.

It is a happy number.

14500139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14500139 - 2¹² = 14496043 is a prime.

Together with 14500141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14500169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7250069 + 7250070.

It is an arithmetic number, because the mean of its divisors is an integer number (7250070).

Almost surely, 2^14500139 is an apocalyptic number.

14500139 is a deficient number, since it is larger than the sum of its proper divisors (1).

14500139 is an equidigital number, since it uses as much as digits as its factorization.

14500139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 14500139 is about 3807.9048044824. The cubic root of 14500139 is about 243.8507272499.

The spelling of 14500139 in words is "fourteen million, five hundred thousand, one hundred thirty-nine".