11313566 has 16 divisors (see below), whose sum is σ = 18776448. Its totient is φ = 5069400.

The previous prime is 11313563. The next prime is 11313571. The reversal of 11313566 is 66531311.

11313566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11313563) 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, 2060 + ... + 5183.

It is an arithmetic number, because the mean of its divisors is an integer number (1173528).

Almost surely, 2^11313566 is an apocalyptic number.

11313566 is a deficient number, since it is larger than the sum of its proper divisors (7462882).

11313566 is a wasteful number, since it uses less digits than its factorization.

11313566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7327.

The product of its digits is 1620, while the sum is 26.

The square root of 11313566 is about 3363.5644783473. The cubic root of 11313566 is about 224.4914671453.

Adding to 11313566 its reverse (66531311), we get a palindrome (77844877).

The spelling of 11313566 in words is "eleven million, three hundred thirteen thousand, five hundred sixty-six".