11310285 has 16 divisors (see below), whose sum is σ = 20681856. Its totient is φ = 5170368.

The previous prime is 11310281. The next prime is 11310307. The reversal of 11310285 is 58201311.

11310285 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11310285 - 2² = 11310281 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53754 + ... + 53963.

It is an arithmetic number, because the mean of its divisors is an integer number (1292616).

Almost surely, 2^11310285 is an apocalyptic number.

11310285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11310285 is a deficient number, since it is larger than the sum of its proper divisors (9371571).

11310285 is a wasteful number, since it uses less digits than its factorization.

11310285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107732.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 11310285 is about 3363.0767163417. The cubic root of 11310285 is about 224.4697637697.

Adding to 11310285 its reverse (58201311), we get a palindrome (69511596).

The spelling of 11310285 in words is "eleven million, three hundred ten thousand, two hundred eighty-five".