6611541 has 8 divisors (see below), whose sum is σ = 8867040. Its totient is φ = 4381872.

The previous prime is 6611533. The next prime is 6611573. The reversal of 6611541 is 1451166.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6611541 - 2³ = 6611533 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6611041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5851 + ... + 6888.

It is an arithmetic number, because the mean of its divisors is an integer number (1108380).

Almost surely, 2^6611541 is an apocalyptic number.

It is an amenable number.

6611541 is a deficient number, since it is larger than the sum of its proper divisors (2255499).

6611541 is a wasteful number, since it uses less digits than its factorization.

6611541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12915.

The product of its digits is 720, while the sum is 24.

The square root of 6611541 is about 2571.2916987382. The cubic root of 6611541 is about 187.6870169584.

The spelling of 6611541 in words is "six million, six hundred eleven thousand, five hundred forty-one".