13635328123 has 2 divisors, whose sum is σ = 13635328124. Its totient is φ = 13635328122.

The previous prime is 13635328117. The next prime is 13635328129. The reversal of 13635328123 is 32182353631.

It is a balanced prime because it is at equal distance from previous prime (13635328117) and next prime (13635328129).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13635328123 is a prime.

It is not a weakly prime, because it can be changed into another prime (13635328129) 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, 6817664061 + 6817664062.

It is an arithmetic number, because the mean of its divisors is an integer number (6817664062).

Almost surely, 2^13635328123 is an apocalyptic number.

13635328123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13635328123 is an equidigital number, since it uses as much as digits as its factorization.

13635328123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 37.

The spelling of 13635328123 in words is "thirteen billion, six hundred thirty-five million, three hundred twenty-eight thousand, one hundred twenty-three".