5511789 has 12 divisors (see below), whose sum is σ = 8307936. Its totient is φ = 3514632.

The previous prime is 5511773. The next prime is 5511809. The reversal of 5511789 is 9871155.

It is not a de Polignac number, because 5511789 - 2⁴ = 5511773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511739) 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 11 ways as a sum of consecutive naturals, for example, 13107 + ... + 13520.

It is an arithmetic number, because the mean of its divisors is an integer number (692328).

Almost surely, 2^5511789 is an apocalyptic number.

It is an amenable number.

5511789 is a deficient number, since it is larger than the sum of its proper divisors (2796147).

5511789 is a wasteful number, since it uses less digits than its factorization.

5511789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26656 (or 26653 counting only the distinct ones).

The product of its digits is 12600, while the sum is 36.

The square root of 5511789 is about 2347.7199577462. The cubic root of 5511789 is about 176.6434457831.

The spelling of 5511789 in words is "five million, five hundred eleven thousand, seven hundred eighty-nine".