6511089 has 16 divisors (see below), whose sum is σ = 9481472. Its totient is φ = 3950208.

The previous prime is 6511073. The next prime is 6511111. The reversal of 6511089 is 9801156.

It is a happy number.

It is not a de Polignac number, because 6511089 - 2⁴ = 6511073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6511019) 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, 1704 + ... + 3990.

It is an arithmetic number, because the mean of its divisors is an integer number (592592).

Almost surely, 2^6511089 is an apocalyptic number.

It is an amenable number.

6511089 is a deficient number, since it is larger than the sum of its proper divisors (2970383).

6511089 is a wasteful number, since it uses less digits than its factorization.

6511089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 6511089 is about 2551.6835618862. The cubic root of 6511089 is about 186.7316252806.

The spelling of 6511089 in words is "six million, five hundred eleven thousand, eighty-nine".