14085139 has 2 divisors, whose sum is σ = 14085140. Its totient is φ = 14085138.

The previous prime is 14085133. The next prime is 14085143. The reversal of 14085139 is 93158041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14085139 - 2²³ = 5696531 is a prime.

It is a super-2 number, since 2×14085139² = 396782281298642, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14085139.

It is not a weakly prime, because it can be changed into another prime (14085133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7042569 + 7042570.

It is an arithmetic number, because the mean of its divisors is an integer number (7042570).

Almost surely, 2^14085139 is an apocalyptic number.

14085139 is a deficient number, since it is larger than the sum of its proper divisors (1).

14085139 is an equidigital number, since it uses as much as digits as its factorization.

14085139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 14085139 is about 3753.0173194378. The cubic root of 14085139 is about 241.5018039007.

The spelling of 14085139 in words is "fourteen million, eighty-five thousand, one hundred thirty-nine".