1111716663 has 4 divisors (see below), whose sum is σ = 1482288888. Its totient is φ = 741144440.

The previous prime is 1111716629. The next prime is 1111716679. The reversal of 1111716663 is 3666171111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1111716663 - 2⁸ = 1111716407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111711663) 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, 185286108 + ... + 185286113.

It is an arithmetic number, because the mean of its divisors is an integer number (370572222).

Almost surely, 2^1111716663 is an apocalyptic number.

1111716663 is a deficient number, since it is larger than the sum of its proper divisors (370572225).

1111716663 is an equidigital number, since it uses as much as digits as its factorization.

1111716663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370572224.

The product of its digits is 4536, while the sum is 33.

The square root of 1111716663 is about 33342.4153744146. The cubic root of 1111716663 is about 1035.9322935309.

Adding to 1111716663 its reverse (3666171111), we get a palindrome (4777887774).

The spelling of 1111716663 in words is "one billion, one hundred eleven million, seven hundred sixteen thousand, six hundred sixty-three".