214135223 has 2 divisors, whose sum is σ = 214135224. Its totient is φ = 214135222.

The previous prime is 214135189. The next prime is 214135253. The reversal of 214135223 is 322531412.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214135223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214135253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107067611 + 107067612.

It is an arithmetic number, because the mean of its divisors is an integer number (107067612).

Almost surely, 2^214135223 is an apocalyptic number.

214135223 is a deficient number, since it is larger than the sum of its proper divisors (1).

214135223 is an equidigital number, since it uses as much as digits as its factorization.

214135223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 23.

The square root of 214135223 is about 14633.3599354352. The cubic root of 214135223 is about 598.2683618195.

Adding to 214135223 its reverse (322531412), we get a palindrome (536666635).

The spelling of 214135223 in words is "two hundred fourteen million, one hundred thirty-five thousand, two hundred twenty-three".