13813126111 has 2 divisors, whose sum is σ = 13813126112. Its totient is φ = 13813126110.

The previous prime is 13813126073. The next prime is 13813126133. The reversal of 13813126111 is 11162131831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13813126111 - 2⁷ = 13813125983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13813126111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13813123111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6906563055 + 6906563056.

It is an arithmetic number, because the mean of its divisors is an integer number (6906563056).

Almost surely, 2^13813126111 is an apocalyptic number.

13813126111 is a deficient number, since it is larger than the sum of its proper divisors (1).

13813126111 is an equidigital number, since it uses as much as digits as its factorization.

13813126111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 28.

Adding to 13813126111 its reverse (11162131831), we get a palindrome (24975257942).

The spelling of 13813126111 in words is "thirteen billion, eight hundred thirteen million, one hundred twenty-six thousand, one hundred eleven".