622123 has 2 divisors, whose sum is σ = 622124. Its totient is φ = 622122.

The previous prime is 622109. The next prime is 622129. The reversal of 622123 is 321226.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 622123 - 2⁵ = 622091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 622097 and 622106.

It is not a weakly prime, because it can be changed into another prime (622129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311061 + 311062.

It is an arithmetic number, because the mean of its divisors is an integer number (311062).

2⁶²²¹²³ is an apocalyptic number.

622123 is a deficient number, since it is larger than the sum of its proper divisors (1).

622123 is an equidigital number, since it uses as much as digits as its factorization.

622123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 16.

The square root of 622123 is about 788.7477416766. The cubic root of 622123 is about 85.3674061659.

Adding to 622123 its reverse (321226), we get a palindrome (943349).

The spelling of 622123 in words is "six hundred twenty-two thousand, one hundred twenty-three".