10855219 has 2 divisors, whose sum is σ = 10855220. Its totient is φ = 10855218.

The previous prime is 10855211. The next prime is 10855223. The reversal of 10855219 is 91255801.

10855219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10855219 - 2³ = 10855211 is a prime.

It is a super-2 number, since 2×10855219² = 235671559075922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10855211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5427609 + 5427610.

It is an arithmetic number, because the mean of its divisors is an integer number (5427610).

Almost surely, 2^10855219 is an apocalyptic number.

10855219 is a deficient number, since it is larger than the sum of its proper divisors (1).

10855219 is an equidigital number, since it uses as much as digits as its factorization.

10855219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 31.

The square root of 10855219 is about 3294.7259370090. The cubic root of 10855219 is about 221.4179692065.

The spelling of 10855219 in words is "ten million, eight hundred fifty-five thousand, two hundred nineteen".