213995713 has 2 divisors, whose sum is σ = 213995714. Its totient is φ = 213995712.

The previous prime is 213995707. The next prime is 213995723. The reversal of 213995713 is 317599312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181926144 + 32069569 = 13488^2 + 5663^2 .

It is a cyclic number.

It is not a de Polignac number, because 213995713 - 2⁵ = 213995681 is a prime.

It is not a weakly prime, because it can be changed into another prime (213995723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106997856 + 106997857.

It is an arithmetic number, because the mean of its divisors is an integer number (106997857).

Almost surely, 2^213995713 is an apocalyptic number.

It is an amenable number.

213995713 is a deficient number, since it is larger than the sum of its proper divisors (1).

213995713 is an equidigital number, since it uses as much as digits as its factorization.

213995713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51030, while the sum is 40.

The square root of 213995713 is about 14628.5923109505. The cubic root of 213995713 is about 598.1384088076.

The spelling of 213995713 in words is "two hundred thirteen million, nine hundred ninety-five thousand, seven hundred thirteen".