1066162243 has 2 divisors, whose sum is σ = 1066162244. Its totient is φ = 1066162242.

The previous prime is 1066162193. The next prime is 1066162249. The reversal of 1066162243 is 3422616601.

1066162243 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 1066162243 - 2²⁵ = 1032607811 is a prime.

It is a super-2 number, since 2×1066162243² = 2273403856797582098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1066162249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533081121 + 533081122.

It is an arithmetic number, because the mean of its divisors is an integer number (533081122).

Almost surely, 2^1066162243 is an apocalyptic number.

1066162243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1066162243 is an equidigital number, since it uses as much as digits as its factorization.

1066162243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1066162243 is about 32652.1399451858. The cubic root of 1066162243 is about 1021.5848242074.

Adding to 1066162243 its reverse (3422616601), we get a palindrome (4488778844).

The spelling of 1066162243 in words is "one billion, sixty-six million, one hundred sixty-two thousand, two hundred forty-three".