123822329 has 2 divisors, whose sum is σ = 123822330. Its totient is φ = 123822328.

The previous prime is 123822323. The next prime is 123822383. The reversal of 123822329 is 923228321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120012025 + 3810304 = 10955^2 + 1952^2 .

It is an emirp because it is prime and its reverse (923228321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123822329 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 123822295 and 123822304.

It is not a weakly prime, because it can be changed into another prime (123822323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61911164 + 61911165.

It is an arithmetic number, because the mean of its divisors is an integer number (61911165).

Almost surely, 2^123822329 is an apocalyptic number.

It is an amenable number.

123822329 is a deficient number, since it is larger than the sum of its proper divisors (1).

123822329 is an equidigital number, since it uses as much as digits as its factorization.

123822329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 123822329 is about 11127.5482025467. The cubic root of 123822329 is about 498.4248147943.

The spelling of 123822329 in words is "one hundred twenty-three million, eight hundred twenty-two thousand, three hundred twenty-nine".