2004563311 has 4 divisors (see below), whose sum is σ = 2009562624. Its totient is φ = 1999564000.

The previous prime is 2004563299. The next prime is 2004563357. The reversal of 2004563311 is 1133654002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2004563311 - 2¹¹ = 2004561263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004563111) 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, 2499055 + ... + 2499856.

It is an arithmetic number, because the mean of its divisors is an integer number (502390656).

Almost surely, 2^2004563311 is an apocalyptic number.

2004563311 is a deficient number, since it is larger than the sum of its proper divisors (4999313).

2004563311 is an equidigital number, since it uses as much as digits as its factorization.

2004563311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4999312.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 2004563311 is about 44772.3498489860. The cubic root of 2004563311 is about 1260.8785572940.

The spelling of 2004563311 in words is "two billion, four million, five hundred sixty-three thousand, three hundred eleven".