2004551023 has 4 divisors (see below), whose sum is σ = 2032784208. Its totient is φ = 1976317840.

The previous prime is 2004550997. The next prime is 2004551027. The reversal of 2004551023 is 3201554002.

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 2004551023 - 2⁹ = 2004550511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2004550985 and 2004551003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004551027) 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, 14116486 + ... + 14116627.

It is an arithmetic number, because the mean of its divisors is an integer number (508196052).

Almost surely, 2^2004551023 is an apocalyptic number.

2004551023 is a deficient number, since it is larger than the sum of its proper divisors (28233185).

2004551023 is an equidigital number, since it uses as much as digits as its factorization.

2004551023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28233184.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2004551023 is about 44772.2126212230. The cubic root of 2004551023 is about 1260.8759808879.

The spelling of 2004551023 in words is "two billion, four million, five hundred fifty-one thousand, twenty-three".