1065116052 has 216 divisors, whose sum is σ = 3643680768. Its totient is φ = 255277440.

The previous prime is 1065116033. The next prime is 1065116057. The reversal of 1065116052 is 2506115601.

It is a happy number.

1065116052 is a `hidden beast` number, since 1 + 0 + 6 + 51 + 1 + 605 + 2 = 666.

It is a super-2 number, since 2×1065116052² = 2268944408456133408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065116057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 395053 + ... + 397739.

Almost surely, 2^1065116052 is an apocalyptic number.

1065116052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1065116052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1821840384).

1065116052 is an abundant number, since it is smaller than the sum of its proper divisors (2578564716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1065116052 is a wasteful number, since it uses less digits than its factorization.

1065116052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739 (or 2723 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1065116052 is about 32636.1157615302. The cubic root of 1065116052 is about 1021.2505653174.

The spelling of 1065116052 in words is "one billion, sixty-five million, one hundred sixteen thousand, fifty-two".