13133401111 has 2 divisors, whose sum is σ = 13133401112. Its totient is φ = 13133401110.

The previous prime is 13133401109. The next prime is 13133401123. The reversal of 13133401111 is 11110433131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13133401111 - 2¹ = 13133401109 is a prime.

Together with 13133401109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13133405111) 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, 6566700555 + 6566700556.

It is an arithmetic number, because the mean of its divisors is an integer number (6566700556).

Almost surely, 2^13133401111 is an apocalyptic number.

13133401111 is a deficient number, since it is larger than the sum of its proper divisors (1).

13133401111 is an equidigital number, since it uses as much as digits as its factorization.

13133401111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 13133401111 its reverse (11110433131), we get a palindrome (24243834242).

The spelling of 13133401111 in words is "thirteen billion, one hundred thirty-three million, four hundred one thousand, one hundred eleven".