1061116072 has 16 divisors (see below), whose sum is σ = 1999695060. Its totient is φ = 527864064.

The previous prime is 1061116037. The next prime is 1061116079. The reversal of 1061116072 is 2706111601.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 959388676 + 101727396 = 30974^2 + 10086^2 .

It is a super-2 number, since 2×1061116072² = 2251934636513418368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061116079) 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, 335073 + ... + 338224.

Almost surely, 2^1061116072 is an apocalyptic number.

It is an amenable number.

1061116072 is a deficient number, since it is larger than the sum of its proper divisors (938578988).

1061116072 is a wasteful number, since it uses less digits than its factorization.

1061116072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673500 (or 673496 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 1061116072 is about 32574.7766224114. The cubic root of 1061116072 is about 1019.9705463749.

Adding to 1061116072 its reverse (2706111601), we get a palindrome (3767227673).

The spelling of 1061116072 in words is "one billion, sixty-one million, one hundred sixteen thousand, seventy-two".