14139289 has 2 divisors, whose sum is σ = 14139290. Its totient is φ = 14139288.

The previous prime is 14139283. The next prime is 14139313. The reversal of 14139289 is 98293141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9000000 + 5139289 = 3000^2 + 2267^2 .

It is a cyclic number.

It is not a de Polignac number, because 14139289 - 2⁷ = 14139161 is a prime.

It is not a weakly prime, because it can be changed into another prime (14139283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7069644 + 7069645.

It is an arithmetic number, because the mean of its divisors is an integer number (7069645).

Almost surely, 2^14139289 is an apocalyptic number.

It is an amenable number.

14139289 is a deficient number, since it is larger than the sum of its proper divisors (1).

14139289 is an equidigital number, since it uses as much as digits as its factorization.

14139289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 37.

The square root of 14139289 is about 3760.2245943560. The cubic root of 14139289 is about 241.8108908964.

The spelling of 14139289 in words is "fourteen million, one hundred thirty-nine thousand, two hundred eighty-nine".