13671011 has 2 divisors, whose sum is σ = 13671012. Its totient is φ = 13671010.

The previous prime is 13670989. The next prime is 13671041. The reversal of 13671011 is 11017631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13671011 - 2¹⁸ = 13408867 is a prime.

It is not a weakly prime, because it can be changed into another prime (13671041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6835505 + 6835506.

It is an arithmetic number, because the mean of its divisors is an integer number (6835506).

Almost surely, 2^13671011 is an apocalyptic number.

13671011 is a deficient number, since it is larger than the sum of its proper divisors (1).

13671011 is an equidigital number, since it uses as much as digits as its factorization.

13671011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 20.

The square root of 13671011 is about 3697.4330284672. The cubic root of 13671011 is about 239.1113607194. Note that the first 3 decimals are identical.

Adding to 13671011 its reverse (11017631), we get a palindrome (24688642).

The spelling of 13671011 in words is "thirteen million, six hundred seventy-one thousand, eleven".