4139659 has 2 divisors, whose sum is σ = 4139660. Its totient is φ = 4139658.

The previous prime is 4139627. The next prime is 4139677. The reversal of 4139659 is 9569314.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4139659 - 2⁵ = 4139627 is a prime.

It is a Chen prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (4139699) 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, 2069829 + 2069830.

It is an arithmetic number, because the mean of its divisors is an integer number (2069830).

Almost surely, 2^4139659 is an apocalyptic number.

4139659 is a deficient number, since it is larger than the sum of its proper divisors (1).

4139659 is an equidigital number, since it uses as much as digits as its factorization.

4139659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 37.

The square root of 4139659 is about 2034.6151970336. The cubic root of 4139659 is about 160.5664686536.

The spelling of 4139659 in words is "four million, one hundred thirty-nine thousand, six hundred fifty-nine".