10559855 has 4 divisors (see below), whose sum is σ = 12671832. Its totient is φ = 8447880.

The previous prime is 10559849. The next prime is 10559881. The reversal of 10559855 is 55895501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55895501 = 967 ⋅57803.

It is not a de Polignac number, because 10559855 - 2¹⁰ = 10558831 is a prime.

It is a super-2 number, since 2×10559855² = 223021075242050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055981 + ... + 1055990.

It is an arithmetic number, because the mean of its divisors is an integer number (3167958).

Almost surely, 2^10559855 is an apocalyptic number.

10559855 is a deficient number, since it is larger than the sum of its proper divisors (2111977).

10559855 is an equidigital number, since it uses as much as digits as its factorization.

10559855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111976.

The product of its (nonzero) digits is 45000, while the sum is 38.

The square root of 10559855 is about 3249.5930514451. The cubic root of 10559855 is about 219.3912579299.

The spelling of 10559855 in words is "ten million, five hundred fifty-nine thousand, eight hundred fifty-five".