6139959 has 16 divisors (see below), whose sum is σ = 9477120. Its totient is φ = 3463200.

The previous prime is 6139951. The next prime is 6139961. The reversal of 6139959 is 9599316.

It is not a de Polignac number, because 6139959 - 2³ = 6139951 is a prime.

6139959 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6139959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6139951) 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 in 15 ways as a sum of consecutive naturals, for example, 192 + ... + 3509.

It is an arithmetic number, because the mean of its divisors is an integer number (592320).

Almost surely, 2^6139959 is an apocalyptic number.

6139959 is a deficient number, since it is larger than the sum of its proper divisors (3337161).

6139959 is a wasteful number, since it uses less digits than its factorization.

6139959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3790.

The product of its digits is 65610, while the sum is 42.

The square root of 6139959 is about 2477.8940655323. The cubic root of 6139959 is about 183.1141155726.

The spelling of 6139959 in words is "six million, one hundred thirty-nine thousand, nine hundred fifty-nine".