13487267 has 2 divisors, whose sum is σ = 13487268. Its totient is φ = 13487266.

The previous prime is 13487249. The next prime is 13487293. The reversal of 13487267 is 76278431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13487267 - 2¹⁴ = 13470883 is a prime.

It is a super-2 number, since 2×13487267² = 363812742258578, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13487267.

It is not a weakly prime, because it can be changed into another prime (13487297) 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, 6743633 + 6743634.

It is an arithmetic number, because the mean of its divisors is an integer number (6743634).

Almost surely, 2^13487267 is an apocalyptic number.

13487267 is a deficient number, since it is larger than the sum of its proper divisors (1).

13487267 is an equidigital number, since it uses as much as digits as its factorization.

13487267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 13487267 is about 3672.5014635804. The cubic root of 13487267 is about 238.0352735893.

The spelling of 13487267 in words is "thirteen million, four hundred eighty-seven thousand, two hundred sixty-seven".