10855287 has 18 divisors (see below), whose sum is σ = 16433352. Its totient is φ = 6891984.

The previous prime is 10855277. The next prime is 10855297. The reversal of 10855287 is 78255801.

It is an interprime number because it is at equal distance from previous prime (10855277) and next prime (10855297).

It is not a de Polignac number, because 10855287 - 2⁶ = 10855223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10855267) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 47289 + ... + 47517.

It is an arithmetic number, because the mean of its divisors is an integer number (912964).

Almost surely, 2^10855287 is an apocalyptic number.

10855287 is a deficient number, since it is larger than the sum of its proper divisors (5578065).

10855287 is an equidigital number, since it uses as much as digits as its factorization.

10855287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 36.

The square root of 10855287 is about 3294.7362565158. The cubic root of 10855287 is about 221.4184315460.

The spelling of 10855287 in words is "ten million, eight hundred fifty-five thousand, two hundred eighty-seven".