213340027 has 2 divisors, whose sum is σ = 213340028. Its totient is φ = 213340026.

The previous prime is 213339989. The next prime is 213340051. The reversal of 213340027 is 720043312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213340027 - 2¹⁹ = 212815739 is a prime.

It is not a weakly prime, because it can be changed into another prime (213340067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106670013 + 106670014.

It is an arithmetic number, because the mean of its divisors is an integer number (106670014).

Almost surely, 2^213340027 is an apocalyptic number.

213340027 is a deficient number, since it is larger than the sum of its proper divisors (1).

213340027 is an equidigital number, since it uses as much as digits as its factorization.

213340027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 213340027 is about 14606.1640070211. The cubic root of 213340027 is about 597.5268821901.

Adding to 213340027 its reverse (720043312), we get a palindrome (933383339).

The spelling of 213340027 in words is "two hundred thirteen million, three hundred forty thousand, twenty-seven".