1130316661 has 4 divisors (see below), whose sum is σ = 1135673824. Its totient is φ = 1124959500.

The previous prime is 1130316647. The next prime is 1130316667. The reversal of 1130316661 is 1666130311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1130316661 - 2¹¹ = 1130314613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130316667) 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 3 ways as a sum of consecutive naturals, for example, 2678265 + ... + 2678686.

It is an arithmetic number, because the mean of its divisors is an integer number (283918456).

Almost surely, 2^1130316661 is an apocalyptic number.

It is an amenable number.

1130316661 is a deficient number, since it is larger than the sum of its proper divisors (5357163).

1130316661 is an equidigital number, since it uses as much as digits as its factorization.

1130316661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5357162.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 1130316661 is about 33620.1823463229. The cubic root of 1130316661 is about 1041.6777225863.

Adding to 1130316661 its reverse (1666130311), we get a palindrome (2796446972).

The spelling of 1130316661 in words is "one billion, one hundred thirty million, three hundred sixteen thousand, six hundred sixty-one".