8611441 has 2 divisors, whose sum is σ = 8611442. Its totient is φ = 8611440.

The previous prime is 8611439. The next prime is 8611487. The reversal of 8611441 is 1441168.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8579041 + 32400 = 2929^2 + 180^2 .

It is a cyclic number.

It is not a de Polignac number, because 8611441 - 2¹ = 8611439 is a prime.

Together with 8611439, it forms a pair of twin primes.

8611441 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (8611411) 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 as a sum of consecutive naturals, namely, 4305720 + 4305721.

It is an arithmetic number, because the mean of its divisors is an integer number (4305721).

Almost surely, 2^8611441 is an apocalyptic number.

It is an amenable number.

8611441 is a deficient number, since it is larger than the sum of its proper divisors (1).

8611441 is an equidigital number, since it uses as much as digits as its factorization.

8611441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 25.

The square root of 8611441 is about 2934.5256856944. The cubic root of 8611441 is about 204.9707751319.

The spelling of 8611441 in words is "eight million, six hundred eleven thousand, four hundred forty-one".