622289123 has 2 divisors, whose sum is σ = 622289124. Its totient is φ = 622289122.

The previous prime is 622289053. The next prime is 622289137. The reversal of 622289123 is 321982226.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 622289123 - 2⁸ = 622288867 is a prime.

It is not a weakly prime, because it can be changed into another prime (622289323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311144561 + 311144562.

It is an arithmetic number, because the mean of its divisors is an integer number (311144562).

Almost surely, 2^622289123 is an apocalyptic number.

622289123 is a deficient number, since it is larger than the sum of its proper divisors (1).

622289123 is an equidigital number, since it uses as much as digits as its factorization.

622289123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 35.

The square root of 622289123 is about 24945.7235413207. The cubic root of 622289123 is about 853.7500392792.

The spelling of 622289123 in words is "six hundred twenty-two million, two hundred eighty-nine thousand, one hundred twenty-three".