13456211 has 2 divisors, whose sum is σ = 13456212. Its totient is φ = 13456210.

The previous prime is 13456193. The next prime is 13456249. The reversal of 13456211 is 11265431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13456211 - 2¹⁰ = 13455187 is a prime.

It is a super-2 number, since 2×13456211² = 362139228953042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13456811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6728105 + 6728106.

It is an arithmetic number, because the mean of its divisors is an integer number (6728106).

Almost surely, 2^13456211 is an apocalyptic number.

13456211 is a deficient number, since it is larger than the sum of its proper divisors (1).

13456211 is an equidigital number, since it uses as much as digits as its factorization.

13456211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 23.

The square root of 13456211 is about 3668.2708460527. The cubic root of 13456211 is about 237.8524318839.

The spelling of 13456211 in words is "thirteen million, four hundred fifty-six thousand, two hundred eleven".