11717038 has 4 divisors (see below), whose sum is σ = 17575560. Its totient is φ = 5858518.

The previous prime is 11717009. The next prime is 11717047. The reversal of 11717038 is 83071711.

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

It is a junction number, because it is equal to n+sod(n) for n = 11716997 and 11717015.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2929258 + ... + 2929261.

It is an arithmetic number, because the mean of its divisors is an integer number (4393890).

Almost surely, 2^11717038 is an apocalyptic number.

11717038 is a deficient number, since it is larger than the sum of its proper divisors (5858522).

11717038 is an equidigital number, since it uses as much as digits as its factorization.

11717038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858521.

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 11717038 is about 3423.0159216691. The cubic root of 11717038 is about 227.1290125504.

Adding to 11717038 its reverse (83071711), we get a palindrome (94788749).

It can be divided in two parts, 1171703 and 8, that added together give a palindrome (1171711).

The spelling of 11717038 in words is "eleven million, seven hundred seventeen thousand, thirty-eight".