10717999 has 6 divisors (see below), whose sum is σ = 10906280. Its totient is φ = 10532916.

The previous prime is 10717991. The next prime is 10718011. The reversal of 10717999 is 99971701.

It is not a de Polignac number, because 10717999 - 2³ = 10717991 is a prime.

It is a super-2 number, since 2×10717999² = 229751005128002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10717991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1942 + ... + 5020.

Almost surely, 2^10717999 is an apocalyptic number.

10717999 is a deficient number, since it is larger than the sum of its proper divisors (188281).

10717999 is an frugal number, since it uses more digits than its factorization.

10717999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197 (or 3138 counting only the distinct ones).

The product of its (nonzero) digits is 35721, while the sum is 43.

The square root of 10717999 is about 3273.8355181652. The cubic root of 10717999 is about 220.4810342197.

The spelling of 10717999 in words is "ten million, seven hundred seventeen thousand, nine hundred ninety-nine".