1323325123 has 2 divisors, whose sum is σ = 1323325124. Its totient is φ = 1323325122.

The previous prime is 1323325121. The next prime is 1323325139. The reversal of 1323325123 is 3215233231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1323325123 - 2¹ = 1323325121 is a prime.

Together with 1323325121, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1323325121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661662561 + 661662562.

It is an arithmetic number, because the mean of its divisors is an integer number (661662562).

Almost surely, 2^1323325123 is an apocalyptic number.

1323325123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323325123 is an equidigital number, since it uses as much as digits as its factorization.

1323325123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 25.

The square root of 1323325123 is about 36377.5359665825. The cubic root of 1323325123 is about 1097.8816319038.

Adding to 1323325123 its reverse (3215233231), we get a palindrome (4538558354).

The spelling of 1323325123 in words is "one billion, three hundred twenty-three million, three hundred twenty-five thousand, one hundred twenty-three".