10955863 has 4 divisors (see below), whose sum is σ = 10976440. Its totient is φ = 10935288.

The previous prime is 10955851. The next prime is 10955869. The reversal of 10955863 is 36855901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36855901 = 83 ⋅444047.

It is a cyclic number.

It is not a de Polignac number, because 10955863 - 2²¹ = 8858711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10955869) 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 in 3 ways as a sum of consecutive naturals, for example, 9468 + ... + 10561.

It is an arithmetic number, because the mean of its divisors is an integer number (2744110).

Almost surely, 2^10955863 is an apocalyptic number.

10955863 is a deficient number, since it is larger than the sum of its proper divisors (20577).

10955863 is an equidigital number, since it uses as much as digits as its factorization.

10955863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20576.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 10955863 is about 3309.9641992022. The cubic root of 10955863 is about 222.1001563601.

The spelling of 10955863 in words is "ten million, nine hundred fifty-five thousand, eight hundred sixty-three".