8214224149 has 2 divisors, whose sum is σ = 8214224150. Its totient is φ = 8214224148.

The previous prime is 8214224111. The next prime is 8214224233. The reversal of 8214224149 is 9414224128.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5840780625 + 2373443524 = 76425^2 + 48718^2 .

It is a cyclic number.

It is not a de Polignac number, because 8214224149 - 2⁹ = 8214223637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8214224449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4107112074 + 4107112075.

It is an arithmetic number, because the mean of its divisors is an integer number (4107112075).

Almost surely, 2^8214224149 is an apocalyptic number.

It is an amenable number.

8214224149 is a deficient number, since it is larger than the sum of its proper divisors (1).

8214224149 is an equidigital number, since it uses as much as digits as its factorization.

8214224149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 37.

The square root of 8214224149 is about 90632.3570751638. The cubic root of 8214224149 is about 2017.6949942943.

The spelling of 8214224149 in words is "eight billion, two hundred fourteen million, two hundred twenty-four thousand, one hundred forty-nine".