2067056209 has 4 divisors (see below), whose sum is σ = 2102091120. Its totient is φ = 2032021300.

The previous prime is 2067056149. The next prime is 2067056219. The reversal of 2067056209 is 9026507602.

2067056209 = 5890² + 5891² + ... + 5948².

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2067056209 - 2⁷ = 2067056081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2067056219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17517367 + ... + 17517484.

It is an arithmetic number, because the mean of its divisors is an integer number (525522780).

Almost surely, 2^2067056209 is an apocalyptic number.

It is an amenable number.

2067056209 is a deficient number, since it is larger than the sum of its proper divisors (35034911).

2067056209 is an equidigital number, since it uses as much as digits as its factorization.

2067056209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35034910.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 2067056209 is about 45464.8898492012. The cubic root of 2067056209 is about 1273.8474698829.

The spelling of 2067056209 in words is "two billion, sixty-seven million, fifty-six thousand, two hundred nine".