13123223353 has 2 divisors, whose sum is σ = 13123223354. Its totient is φ = 13123223352.

The previous prime is 13123223293. The next prime is 13123223357. The reversal of 13123223353 is 35332232131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12658950144 + 464273209 = 112512^2 + 21547^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13123223353 is a prime.

It is not a weakly prime, because it can be changed into another prime (13123223357) 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, 6561611676 + 6561611677.

It is an arithmetic number, because the mean of its divisors is an integer number (6561611677).

Almost surely, 2^13123223353 is an apocalyptic number.

It is an amenable number.

13123223353 is a deficient number, since it is larger than the sum of its proper divisors (1).

13123223353 is an equidigital number, since it uses as much as digits as its factorization.

13123223353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 28.

Adding to 13123223353 its reverse (35332232131), we get a palindrome (48455455484).

The spelling of 13123223353 in words is "thirteen billion, one hundred twenty-three million, two hundred twenty-three thousand, three hundred fifty-three".