1065511061 has 8 divisors (see below), whose sum is σ = 1098254784. Its totient is φ = 1033129440.

The previous prime is 1065511043. The next prime is 1065511093. The reversal of 1065511061 is 1601155601.

1065511061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1065511061 - 2⁶ = 1065510997 is a prime.

It is a super-2 number, since 2×1065511061² = 2270627642226691442, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1065511061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065511021) 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, 84545 + ... + 96326.

It is an arithmetic number, because the mean of its divisors is an integer number (137281848).

Almost surely, 2^1065511061 is an apocalyptic number.

It is an amenable number.

1065511061 is a deficient number, since it is larger than the sum of its proper divisors (32743723).

1065511061 is a wasteful number, since it uses less digits than its factorization.

1065511061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181051.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 1065511061 is about 32642.1669164288. The cubic root of 1065511061 is about 1021.3767967283.

Adding to 1065511061 its reverse (1601155601), we get a palindrome (2666666662).

The spelling of 1065511061 in words is "one billion, sixty-five million, five hundred eleven thousand, sixty-one".