1066560199 has 2 divisors, whose sum is σ = 1066560200. Its totient is φ = 1066560198.

The previous prime is 1066560191. The next prime is 1066560217. The reversal of 1066560199 is 9910656601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1066560199 - 2³ = 1066560191 is a prime.

It is a super-2 number, since 2×1066560199² = 2275101316181839202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1066560191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533280099 + 533280100.

It is an arithmetic number, because the mean of its divisors is an integer number (533280100).

Almost surely, 2^1066560199 is an apocalyptic number.

1066560199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066560199 is an equidigital number, since it uses as much as digits as its factorization.

1066560199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 43.

The square root of 1066560199 is about 32658.2332498254. The cubic root of 1066560199 is about 1021.7119140698.

The spelling of 1066560199 in words is "one billion, sixty-six million, five hundred sixty thousand, one hundred ninety-nine".