1065611066 has 8 divisors (see below), whose sum is σ = 1721371764. Its totient is φ = 491820480.

The previous prime is 1065611059. The next prime is 1065611069. The reversal of 1065611066 is 6601165601.

It can be written as a sum of positive squares in 2 ways, for example, as 1054885441 + 10725625 = 32479^2 + 3275^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1065611066² = 2271053887963312712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065611069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20492495 + ... + 20492546.

Almost surely, 2^1065611066 is an apocalyptic number.

1065611066 is a deficient number, since it is larger than the sum of its proper divisors (655760698).

1065611066 is a wasteful number, since it uses less digits than its factorization.

1065611066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40985056.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1065611066 is about 32643.6987181294. The cubic root of 1065611066 is about 1021.4087499680.

Adding to 1065611066 its reverse (6601165601), we get a palindrome (7666776667).

The spelling of 1065611066 in words is "one billion, sixty-five million, six hundred eleven thousand, sixty-six".