1045040213 has 16 divisors (see below), whose sum is σ = 1247840256. Its totient is φ = 855716400.

The previous prime is 1045040189. The next prime is 1045040237. The reversal of 1045040213 is 3120405401.

It is an interprime number because it is at equal distance from previous prime (1045040189) and next prime (1045040237).

It is not a de Polignac number, because 1045040213 - 2¹⁴ = 1045023829 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 (1045040263) 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, 138488 + ... + 145838.

It is an arithmetic number, because the mean of its divisors is an integer number (77990016).

Almost surely, 2^1045040213 is an apocalyptic number.

It is an amenable number.

1045040213 is a deficient number, since it is larger than the sum of its proper divisors (202800043).

1045040213 is an equidigital number, since it uses as much as digits as its factorization.

1045040213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8264.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1045040213 is about 32327.0817272453. The cubic root of 1045040213 is about 1014.7934781676.

Adding to 1045040213 its reverse (3120405401), we get a palindrome (4165445614).

The spelling of 1045040213 in words is "one billion, forty-five million, forty thousand, two hundred thirteen".