13486223 has 2 divisors, whose sum is σ = 13486224. Its totient is φ = 13486222.

The previous prime is 13486217. The next prime is 13486289. The reversal of 13486223 is 32268431.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13486223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13486723) 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, 6743111 + 6743112.

It is an arithmetic number, because the mean of its divisors is an integer number (6743112).

Almost surely, 2^13486223 is an apocalyptic number.

13486223 is a deficient number, since it is larger than the sum of its proper divisors (1).

13486223 is an equidigital number, since it uses as much as digits as its factorization.

13486223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 29.

The square root of 13486223 is about 3672.3593233778. The cubic root of 13486223 is about 238.0291316176.

It can be divided in two parts, 13486 and 223, that multiplied together give a triangular number (3007378 = T₂₄₅₂).

The spelling of 13486223 in words is "thirteen million, four hundred eighty-six thousand, two hundred twenty-three".