11310247 has 8 divisors (see below), whose sum is σ = 12464144. Its totient is φ = 10196928.

The previous prime is 11310223. The next prime is 11310251. The reversal of 11310247 is 74201311.

11310247 is digitally balanced in base 2 and base 3, because in such bases 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 cyclic number.

It is not a de Polignac number, because 11310247 - 2⁷ = 11310119 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 (11310217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9558 + ... + 10675.

It is an arithmetic number, because the mean of its divisors is an integer number (1558018).

Almost surely, 2^11310247 is an apocalyptic number.

11310247 is a deficient number, since it is larger than the sum of its proper divisors (1153897).

11310247 is a wasteful number, since it uses less digits than its factorization.

11310247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20289.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 11310247 is about 3363.0710667484. The cubic root of 11310247 is about 224.4695123802.

Adding to 11310247 its reverse (74201311), we get a palindrome (85511558).

The spelling of 11310247 in words is "eleven million, three hundred ten thousand, two hundred forty-seven".