2045043213 has 16 divisors (see below), whose sum is σ = 2783111616. Its totient is φ = 1335260160.

The previous prime is 2045043197. The next prime is 2045043233. The reversal of 2045043213 is 3123405402.

2045043213 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2045043213 - 2⁴ = 2045043197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045043233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80598 + ... + 102888.

It is an arithmetic number, because the mean of its divisors is an integer number (173944476).

Almost surely, 2^2045043213 is an apocalyptic number.

It is an amenable number.

2045043213 is a deficient number, since it is larger than the sum of its proper divisors (738068403).

2045043213 is a wasteful number, since it uses less digits than its factorization.

2045043213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22924.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2045043213 is about 45222.1540066371. The cubic root of 2045043213 is about 1269.3094005074.

Adding to 2045043213 its reverse (3123405402), we get a palindrome (5168448615).

The spelling of 2045043213 in words is "two billion, forty-five million, forty-three thousand, two hundred thirteen".