123345322433 has 2 divisors, whose sum is σ = 123345322434. Its totient is φ = 123345322432.

The previous prime is 123345322427. The next prime is 123345322447. The reversal of 123345322433 is 334223543321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113237634064 + 10107688369 = 336508^2 + 100537^2 .

It is a cyclic number.

It is not a de Polignac number, because 123345322433 - 2¹⁶ = 123345256897 is a prime.

It is a super-2 number, since 2×123345322433² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123345322393 and 123345322402.

It is not a weakly prime, because it can be changed into another prime (123345322403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61672661216 + 61672661217.

It is an arithmetic number, because the mean of its divisors is an integer number (61672661217).

Almost surely, 2^123345322433 is an apocalyptic number.

It is an amenable number.

123345322433 is a deficient number, since it is larger than the sum of its proper divisors (1).

123345322433 is an equidigital number, since it uses as much as digits as its factorization.

123345322433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 35.

Adding to 123345322433 its reverse (334223543321), we get a palindrome (457568865754).

The spelling of 123345322433 in words is "one hundred twenty-three billion, three hundred forty-five million, three hundred twenty-two thousand, four hundred thirty-three".