6611959 has 4 divisors (see below), whose sum is σ = 6825280. Its totient is φ = 6398640.

The previous prime is 6611951. The next prime is 6611989. The reversal of 6611959 is 9591166.

6611959 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6611959 - 2³ = 6611951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6611951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106614 + ... + 106675.

It is an arithmetic number, because the mean of its divisors is an integer number (1706320).

Almost surely, 2^6611959 is an apocalyptic number.

6611959 is a deficient number, since it is larger than the sum of its proper divisors (213321).

6611959 is a wasteful number, since it uses less digits than its factorization.

6611959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213320.

The product of its digits is 14580, while the sum is 37.

The square root of 6611959 is about 2571.3729795578. The cubic root of 6611959 is about 187.6909722400.

The spelling of 6611959 in words is "six million, six hundred eleven thousand, nine hundred fifty-nine".