622144099 has 2 divisors, whose sum is σ = 622144100. Its totient is φ = 622144098.

The previous prime is 622144097. The next prime is 622144139. The reversal of 622144099 is 990441226.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 622144099 - 2¹ = 622144097 is a prime.

Together with 622144097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (622144091) 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, 311072049 + 311072050.

It is an arithmetic number, because the mean of its divisors is an integer number (311072050).

Almost surely, 2^622144099 is an apocalyptic number.

622144099 is a deficient number, since it is larger than the sum of its proper divisors (1).

622144099 is an equidigital number, since it uses as much as digits as its factorization.

622144099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 622144099 is about 24942.8165811321. The cubic root of 622144099 is about 853.6837121972.

The spelling of 622144099 in words is "six hundred twenty-two million, one hundred forty-four thousand, ninety-nine".