214443133 has 2 divisors, whose sum is σ = 214443134. Its totient is φ = 214443132.

The previous prime is 214443091. The next prime is 214443143. The reversal of 214443133 is 331344412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126045529 + 88397604 = 11227^2 + 9402^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214443133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214443098 and 214443107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214443143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107221566 + 107221567.

It is an arithmetic number, because the mean of its divisors is an integer number (107221567).

Almost surely, 2^214443133 is an apocalyptic number.

It is an amenable number.

214443133 is a deficient number, since it is larger than the sum of its proper divisors (1).

214443133 is an equidigital number, since it uses as much as digits as its factorization.

214443133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 25.

The square root of 214443133 is about 14643.8769798165. The cubic root of 214443133 is about 598.5549791331.

Adding to 214443133 its reverse (331344412), we get a palindrome (545787545).

The spelling of 214443133 in words is "two hundred fourteen million, four hundred forty-three thousand, one hundred thirty-three".