10855087 has 2 divisors, whose sum is σ = 10855088. Its totient is φ = 10855086.

The previous prime is 10855069. The next prime is 10855109. The reversal of 10855087 is 78055801.

It is a weak prime.

It is an emirp because it is prime and its reverse (78055801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10855087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10855387) 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, 5427543 + 5427544.

It is an arithmetic number, because the mean of its divisors is an integer number (5427544).

Almost surely, 2^10855087 is an apocalyptic number.

10855087 is a deficient number, since it is larger than the sum of its proper divisors (1).

10855087 is an equidigital number, since it uses as much as digits as its factorization.

10855087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 34.

The square root of 10855087 is about 3294.7059049329. The cubic root of 10855087 is about 221.4170717183.

The spelling of 10855087 in words is "ten million, eight hundred fifty-five thousand, eighty-seven".