6551011 has 2 divisors, whose sum is σ = 6551012. Its totient is φ = 6551010.

The previous prime is 6550981. The next prime is 6551047. The reversal of 6551011 is 1101556.

6551011 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6551011 - 2⁹ = 6550499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6551011.

It is not a weakly prime, because it can be changed into another prime (6551081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3275505 + 3275506.

It is an arithmetic number, because the mean of its divisors is an integer number (3275506).

Almost surely, 2^6551011 is an apocalyptic number.

6551011 is a deficient number, since it is larger than the sum of its proper divisors (1).

6551011 is an equidigital number, since it uses as much as digits as its factorization.

6551011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 6551011 is about 2559.4942859870. The cubic root of 6551011 is about 187.1124891551.

Adding to 6551011 its reverse (1101556), we get a palindrome (7652567).

It can be divided in two parts, 65 and 51011, that added together give a square (51076 = 226²).

The spelling of 6551011 in words is "six million, five hundred fifty-one thousand, eleven".