13993267 has 2 divisors, whose sum is σ = 13993268. Its totient is φ = 13993266.

The previous prime is 13993237. The next prime is 13993279. The reversal of 13993267 is 76239931.

13993267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (76239931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13993267 - 2¹⁹ = 13468979 is a prime.

It is not a weakly prime, because it can be changed into another prime (13993237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6996633 + 6996634.

It is an arithmetic number, because the mean of its divisors is an integer number (6996634).

Almost surely, 2^13993267 is an apocalyptic number.

13993267 is a deficient number, since it is larger than the sum of its proper divisors (1).

13993267 is an equidigital number, since it uses as much as digits as its factorization.

13993267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61236, while the sum is 40.

The square root of 13993267 is about 3740.7575436000. The cubic root of 13993267 is about 240.9755833461.

The spelling of 13993267 in words is "thirteen million, nine hundred ninety-three thousand, two hundred sixty-seven".