4545004213 has 4 divisors (see below), whose sum is σ = 4812357420. Its totient is φ = 4277651008.

The previous prime is 4545004159. The next prime is 4545004223. The reversal of 4545004213 is 3124005454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3109958289 + 1435045924 = 55767^2 + 37882^2 .

It is a cyclic number.

It is not a de Polignac number, because 4545004213 - 2²⁹ = 4008133301 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 (4545004223) 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 3 ways as a sum of consecutive naturals, for example, 133676578 + ... + 133676611.

It is an arithmetic number, because the mean of its divisors is an integer number (1203089355).

Almost surely, 2^4545004213 is an apocalyptic number.

It is an amenable number.

4545004213 is a deficient number, since it is larger than the sum of its proper divisors (267353207).

4545004213 is a wasteful number, since it uses less digits than its factorization.

4545004213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267353206.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 4545004213 is about 67416.6464087320. The cubic root of 4545004213 is about 1656.4491055417.

Adding to 4545004213 its reverse (3124005454), we get a palindrome (7669009667).

The spelling of 4545004213 in words is "four billion, five hundred forty-five million, four thousand, two hundred thirteen".