11315288 has 16 divisors (see below), whose sum is σ = 21617280. Its totient is φ = 5550688.

The previous prime is 11315281. The next prime is 11315299. The reversal of 11315288 is 88251311.

It is a self number, because there is not a number n which added to its sum of digits gives 11315288.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11315281) 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, 12920 + ... + 13767.

It is an arithmetic number, because the mean of its divisors is an integer number (1351080).

Almost surely, 2^11315288 is an apocalyptic number.

It is an amenable number.

11315288 is a deficient number, since it is larger than the sum of its proper divisors (10301992).

11315288 is a wasteful number, since it uses less digits than its factorization.

11315288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26746 (or 26742 counting only the distinct ones).

The product of its digits is 1920, while the sum is 29.

The square root of 11315288 is about 3363.8204470512. The cubic root of 11315288 is about 224.5028562656.

Adding to 11315288 its reverse (88251311), we get a palindrome (99566599).

The spelling of 11315288 in words is "eleven million, three hundred fifteen thousand, two hundred eighty-eight".