13843087 has 2 divisors, whose sum is σ = 13843088. Its totient is φ = 13843086.

The previous prime is 13843057. The next prime is 13843099. The reversal of 13843087 is 78034831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13843087 - 2¹¹ = 13841039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13843007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6921543 + 6921544.

It is an arithmetic number, because the mean of its divisors is an integer number (6921544).

Almost surely, 2^13843087 is an apocalyptic number.

13843087 is a deficient number, since it is larger than the sum of its proper divisors (1).

13843087 is an equidigital number, since it uses as much as digits as its factorization.

13843087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 13843087 is about 3720.6299197851. The cubic root of 13843087 is about 240.1104063783.

The spelling of 13843087 in words is "thirteen million, eight hundred forty-three thousand, eighty-seven".