2045043227 has 8 divisors (see below), whose sum is σ = 2069762112. Its totient is φ = 2020462600.

The previous prime is 2045043197. The next prime is 2045043233. The reversal of 2045043227 is 7223405402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2045043227 - 2⁸ = 2045042971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2045043227.

It is not an unprimeable number, because it can be changed into a prime (2045043277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4649 + ... + 64122.

It is an arithmetic number, because the mean of its divisors is an integer number (258720264).

Almost surely, 2^2045043227 is an apocalyptic number.

2045043227 is a deficient number, since it is larger than the sum of its proper divisors (24718885).

2045043227 is a wasteful number, since it uses less digits than its factorization.

2045043227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69129.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 2045043227 is about 45222.1541614284. The cubic root of 2045043227 is about 1269.3094034039.

Adding to 2045043227 its reverse (7223405402), we get a palindrome (9268448629).

The spelling of 2045043227 in words is "two billion, forty-five million, forty-three thousand, two hundred twenty-seven".