123228667 has 2 divisors, whose sum is σ = 123228668. Its totient is φ = 123228666.

The previous prime is 123228653. The next prime is 123228683. The reversal of 123228667 is 766822321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123228667 - 2¹¹ = 123226619 is a prime.

It is not a weakly prime, because it can be changed into another prime (123228607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61614333 + 61614334.

It is an arithmetic number, because the mean of its divisors is an integer number (61614334).

Almost surely, 2^123228667 is an apocalyptic number.

123228667 is a deficient number, since it is larger than the sum of its proper divisors (1).

123228667 is an equidigital number, since it uses as much as digits as its factorization.

123228667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 123228667 is about 11100.8408240097. The cubic root of 123228667 is about 497.6269780174.

The spelling of 123228667 in words is "one hundred twenty-three million, two hundred twenty-eight thousand, six hundred sixty-seven".