13813126133 has 2 divisors, whose sum is σ = 13813126134. Its totient is φ = 13813126132.

The previous prime is 13813126111. The next prime is 13813126177. The reversal of 13813126133 is 33162131831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13498489489 + 314636644 = 116183^2 + 17738^2 .

It is a cyclic number.

It is not a de Polignac number, because 13813126133 - 2¹⁴ = 13813109749 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13813126133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13813126333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6906563066 + 6906563067.

It is an arithmetic number, because the mean of its divisors is an integer number (6906563067).

Almost surely, 2^13813126133 is an apocalyptic number.

It is an amenable number.

13813126133 is a deficient number, since it is larger than the sum of its proper divisors (1).

13813126133 is an equidigital number, since it uses as much as digits as its factorization.

13813126133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

Adding to 13813126133 its reverse (33162131831), we get a palindrome (46975257964).

The spelling of 13813126133 in words is "thirteen billion, eight hundred thirteen million, one hundred twenty-six thousand, one hundred thirty-three".