1116650649 has 4 divisors (see below), whose sum is σ = 1488867536. Its totient is φ = 744433764.

The previous prime is 1116650641. The next prime is 1116650651. The reversal of 1116650649 is 9460566111.

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 not a de Polignac number, because 1116650649 - 2³ = 1116650641 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1116650641) 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, 186108439 + ... + 186108444.

It is an arithmetic number, because the mean of its divisors is an integer number (372216884).

Almost surely, 2^1116650649 is an apocalyptic number.

It is an amenable number.

1116650649 is a deficient number, since it is larger than the sum of its proper divisors (372216887).

1116650649 is an equidigital number, since it uses as much as digits as its factorization.

1116650649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372216886.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 1116650649 is about 33416.3230921656. The cubic root of 1116650649 is about 1037.4625792668.

The spelling of 1116650649 in words is "one billion, one hundred sixteen million, six hundred fifty thousand, six hundred forty-nine".