213715339 has 2 divisors, whose sum is σ = 213715340. Its totient is φ = 213715338.

The previous prime is 213715309. The next prime is 213715349. The reversal of 213715339 is 933517312.

It is a happy number.

213715339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213715339 - 2¹³ = 213707147 is a prime.

It is a super-2 number, since 2×213715339² = 91348492247769842, which contains 22 as substring.

It is equal to p_11795218 and since 213715339 and 11795218 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (213715309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106857669 + 106857670.

It is an arithmetic number, because the mean of its divisors is an integer number (106857670).

Almost surely, 2^213715339 is an apocalyptic number.

213715339 is a deficient number, since it is larger than the sum of its proper divisors (1).

213715339 is an equidigital number, since it uses as much as digits as its factorization.

213715339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17010, while the sum is 34.

The square root of 213715339 is about 14619.0060879664. The cubic root of 213715339 is about 597.8770706252.

The spelling of 213715339 in words is "two hundred thirteen million, seven hundred fifteen thousand, three hundred thirty-nine".