2045223423 has 12 divisors (see below), whose sum is σ = 2954889600. Its totient is φ = 1363169376.

The previous prime is 2045223421. The next prime is 2045223431. The reversal of 2045223423 is 3243225402.

It is a happy number.

It is not a de Polignac number, because 2045223423 - 2¹ = 2045223421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045223421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19515 + ... + 66867.

It is an arithmetic number, because the mean of its divisors is an integer number (246240800).

Almost surely, 2^2045223423 is an apocalyptic number.

2045223423 is a deficient number, since it is larger than the sum of its proper divisors (909666177).

2045223423 is a wasteful number, since it uses less digits than its factorization.

2045223423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52158 (or 52155 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 2045223423 is about 45224.1464596072. The cubic root of 2045223423 is about 1269.3466834243.

Adding to 2045223423 its reverse (3243225402), we get a palindrome (5288448825).

The spelling of 2045223423 in words is "two billion, forty-five million, two hundred twenty-three thousand, four hundred twenty-three".