4001045213 has 16 divisors (see below), whose sum is σ = 4599297600. Its totient is φ = 3442279680.

The previous prime is 4001045189. The next prime is 4001045219. The reversal of 4001045213 is 3125401004.

4001045213 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4001045213 - 2¹² = 4001041117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001045219) 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, 201395 + ... + 220367.

It is an arithmetic number, because the mean of its divisors is an integer number (287456100).

Almost surely, 2^4001045213 is an apocalyptic number.

It is an amenable number.

4001045213 is a deficient number, since it is larger than the sum of its proper divisors (598252387).

4001045213 is a wasteful number, since it uses less digits than its factorization.

4001045213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20012.

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

The square root of 4001045213 is about 63253.8157979422. The cubic root of 4001045213 is about 1587.5393042783.

Adding to 4001045213 its reverse (3125401004), we get a palindrome (7126446217).

The spelling of 4001045213 in words is "four billion, one million, forty-five thousand, two hundred thirteen".