4493138213 has 2 divisors, whose sum is σ = 4493138214. Its totient is φ = 4493138212.

The previous prime is 4493138191. The next prime is 4493138281. The reversal of 4493138213 is 3128313944.

4493138213 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4152255844 + 340882369 = 64438^2 + 18463^2 .

It is a cyclic number.

It is not a de Polignac number, because 4493138213 - 2⁶ = 4493138149 is a prime.

It is a super-2 number, since 2×4493138213² = 40376582002241666738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4493138513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2246569106 + 2246569107.

It is an arithmetic number, because the mean of its divisors is an integer number (2246569107).

Almost surely, 2^4493138213 is an apocalyptic number.

It is an amenable number.

4493138213 is a deficient number, since it is larger than the sum of its proper divisors (1).

4493138213 is an equidigital number, since it uses as much as digits as its factorization.

4493138213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 38.

The square root of 4493138213 is about 67030.8750726111. The cubic root of 4493138213 is about 1650.1240449136.

The spelling of 4493138213 in words is "four billion, four hundred ninety-three million, one hundred thirty-eight thousand, two hundred thirteen".