11717798 has 8 divisors (see below), whose sum is σ = 18182880. Its totient is φ = 5656840.

The previous prime is 11717791. The next prime is 11717837. The reversal of 11717798 is 89771711.

11717798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11717791) 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, 100958 + ... + 101073.

It is an arithmetic number, because the mean of its divisors is an integer number (2272860).

Almost surely, 2^11717798 is an apocalyptic number.

11717798 is a deficient number, since it is larger than the sum of its proper divisors (6465082).

11717798 is a wasteful number, since it uses less digits than its factorization.

11717798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202062.

The product of its digits is 24696, while the sum is 41.

The square root of 11717798 is about 3423.1269330833. The cubic root of 11717798 is about 227.1339231861.

The spelling of 11717798 in words is "eleven million, seven hundred seventeen thousand, seven hundred ninety-eight".