1065022066 has 4 divisors (see below), whose sum is σ = 1597533102. Its totient is φ = 532511032.

The previous prime is 1065022043. The next prime is 1065022117. The reversal of 1065022066 is 6602205601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6602205601 = 53 ⋅124569917.

It can be written as a sum of positive squares in only one way, i.e., 874444041 + 190578025 = 29571^2 + 13805^2 .

It is a super-2 number, since 2×1065022066² = 2268544002133816712, 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, 266255515 + ... + 266255518.

Almost surely, 2^1065022066 is an apocalyptic number.

1065022066 is a deficient number, since it is larger than the sum of its proper divisors (532511036).

1065022066 is an equidigital number, since it uses as much as digits as its factorization.

1065022066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532511035.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1065022066 is about 32634.6758218923. The cubic root of 1065022066 is about 1021.2205259995.

Adding to 1065022066 its reverse (6602205601), we get a palindrome (7667227667).

The spelling of 1065022066 in words is "one billion, sixty-five million, twenty-two thousand, sixty-six".