13123533053 has 2 divisors, whose sum is σ = 13123533054. Its totient is φ = 13123533052.

The previous prime is 13123533041. The next prime is 13123533077. The reversal of 13123533053 is 35033532131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8830924729 + 4292608324 = 93973^2 + 65518^2 .

It is a cyclic number.

It is not a de Polignac number, because 13123533053 - 2⁴ = 13123533037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13123533013) 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, 6561766526 + 6561766527.

It is an arithmetic number, because the mean of its divisors is an integer number (6561766527).

Almost surely, 2^13123533053 is an apocalyptic number.

It is an amenable number.

13123533053 is a deficient number, since it is larger than the sum of its proper divisors (1).

13123533053 is an equidigital number, since it uses as much as digits as its factorization.

13123533053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12150, while the sum is 29.

The spelling of 13123533053 in words is "thirteen billion, one hundred twenty-three million, five hundred thirty-three thousand, fifty-three".