214421411 has 4 divisors (see below), whose sum is σ = 218467152. Its totient is φ = 210375672.

The previous prime is 214421393. The next prime is 214421419. The reversal of 214421411 is 114124412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214421411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214421419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2022791 + ... + 2022896.

It is an arithmetic number, because the mean of its divisors is an integer number (54616788).

Almost surely, 2^214421411 is an apocalyptic number.

214421411 is a deficient number, since it is larger than the sum of its proper divisors (4045741).

214421411 is an equidigital number, since it uses as much as digits as its factorization.

214421411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045740.

The product of its digits is 256, while the sum is 20.

The square root of 214421411 is about 14643.1352858601. The cubic root of 214421411 is about 598.5347682578.

Adding to 214421411 its reverse (114124412), we get a palindrome (328545823).

The spelling of 214421411 in words is "two hundred fourteen million, four hundred twenty-one thousand, four hundred eleven".