13412443111 has 2 divisors, whose sum is σ = 13412443112. Its totient is φ = 13412443110.

The previous prime is 13412443049. The next prime is 13412443117. The reversal of 13412443111 is 11134421431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13412443111 - 2³¹ = 11264959463 is a prime.

It is a super-2 number, since 2×13412443111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13412443117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6706221555 + 6706221556.

It is an arithmetic number, because the mean of its divisors is an integer number (6706221556).

Almost surely, 2^13412443111 is an apocalyptic number.

13412443111 is a deficient number, since it is larger than the sum of its proper divisors (1).

13412443111 is an equidigital number, since it uses as much as digits as its factorization.

13412443111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

Adding to 13412443111 its reverse (11134421431), we get a palindrome (24546864542).

The spelling of 13412443111 in words is "thirteen billion, four hundred twelve million, four hundred forty-three thousand, one hundred eleven".