1065711133 has 8 divisors (see below), whose sum is σ = 1073379320. Its totient is φ = 1058054400.

The previous prime is 1065711107. The next prime is 1065711139. The reversal of 1065711133 is 3311175601.

It can be written as a sum of positive squares in 4 ways, for example, as 68856804 + 996854329 = 8298^2 + 31573^2 .

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

It is not a de Polignac number, because 1065711133 - 2²⁵ = 1032156701 is a prime.

It is a super-2 number, since 2×1065711133² = 2271480438000287378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065711139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280873 + ... + 284641.

It is an arithmetic number, because the mean of its divisors is an integer number (134172415).

Almost surely, 2^1065711133 is an apocalyptic number.

It is an amenable number.

1065711133 is a deficient number, since it is larger than the sum of its proper divisors (7668187).

1065711133 is a wasteful number, since it uses less digits than its factorization.

1065711133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5727.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 1065711133 is about 32645.2313975564. The cubic root of 1065711133 is about 1021.4407210168.

Adding to 1065711133 its reverse (3311175601), we get a palindrome (4376886734).

The spelling of 1065711133 in words is "one billion, sixty-five million, seven hundred eleven thousand, one hundred thirty-three".