1116562613 has 2 divisors, whose sum is σ = 1116562614. Its totient is φ = 1116562612.

The previous prime is 1116562609. The next prime is 1116562679. The reversal of 1116562613 is 3162656111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 938687044 + 177875569 = 30638^2 + 13337^2 .

It is a cyclic number.

It is not a de Polignac number, because 1116562613 - 2² = 1116562609 is a prime.

It is a Sophie Germain prime.

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 1116562613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1116562693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558281306 + 558281307.

It is an arithmetic number, because the mean of its divisors is an integer number (558281307).

Almost surely, 2^1116562613 is an apocalyptic number.

It is an amenable number.

1116562613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116562613 is an equidigital number, since it uses as much as digits as its factorization.

1116562613 is an evil number, because the sum of its binary digits is even.

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

The square root of 1116562613 is about 33415.0058057753. The cubic root of 1116562613 is about 1037.4353142619.

The spelling of 1116562613 in words is "one billion, one hundred sixteen million, five hundred sixty-two thousand, six hundred thirteen".