717112663 has 4 divisors (see below), whose sum is σ = 722347200. Its totient is φ = 711878128.

The previous prime is 717112657. The next prime is 717112679. The reversal of 717112663 is 366211717.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366211717 = 613 ⋅597409.

It is a cyclic number.

It is not a de Polignac number, because 717112663 - 2¹⁷ = 716981591 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 (717112063) 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, 2617063 + ... + 2617336.

It is an arithmetic number, because the mean of its divisors is an integer number (180586800).

Almost surely, 2^717112663 is an apocalyptic number.

717112663 is a deficient number, since it is larger than the sum of its proper divisors (5234537).

717112663 is a wasteful number, since it uses less digits than its factorization.

717112663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5234536.

The product of its digits is 10584, while the sum is 34.

The square root of 717112663 is about 26778.9593337755. The cubic root of 717112663 is about 895.0812585003.

The spelling of 717112663 in words is "seven hundred seventeen million, one hundred twelve thousand, six hundred sixty-three".