11516347 has 4 divisors (see below), whose sum is σ = 11528896. Its totient is φ = 11503800.

The previous prime is 11516321. The next prime is 11516369. The reversal of 11516347 is 74361511.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11516347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11516377) 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, 4779 + ... + 6772.

It is an arithmetic number, because the mean of its divisors is an integer number (2882224).

Almost surely, 2^11516347 is an apocalyptic number.

11516347 is a deficient number, since it is larger than the sum of its proper divisors (12549).

11516347 is an equidigital number, since it uses as much as digits as its factorization.

11516347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12548.

The product of its digits is 2520, while the sum is 28.

The square root of 11516347 is about 3393.5743693044. The cubic root of 11516347 is about 225.8247721534.

Adding to 11516347 its reverse (74361511), we get a palindrome (85877858).

The spelling of 11516347 in words is "eleven million, five hundred sixteen thousand, three hundred forty-seven".