10559818 has 4 divisors (see below), whose sum is σ = 15839730. Its totient is φ = 5279908.

The previous prime is 10559807. The next prime is 10559831. The reversal of 10559818 is 81895501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81895501 = 239 ⋅342659.

It can be written as a sum of positive squares in only one way, i.e., 10093329 + 466489 = 3177^2 + 683^2 .

It is a super-2 number, since 2×10559818² = 223019512386248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639953 + ... + 2639956.

Almost surely, 2^10559818 is an apocalyptic number.

10559818 is a deficient number, since it is larger than the sum of its proper divisors (5279912).

10559818 is an equidigital number, since it uses as much as digits as its factorization.

10559818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5279911.

The product of its (nonzero) digits is 14400, while the sum is 37.

The square root of 10559818 is about 3249.5873584195. The cubic root of 10559818 is about 219.3910016926.

The spelling of 10559818 in words is "ten million, five hundred fifty-nine thousand, eight hundred eighteen".