11013666 has 16 divisors (see below), whose sum is σ = 22565088. Its totient is φ = 3581600.

The previous prime is 11013643. The next prime is 11013683. The reversal of 11013666 is 66631011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22140 + ... + 22631.

It is an arithmetic number, because the mean of its divisors is an integer number (1410318).

Almost surely, 2^11013666 is an apocalyptic number.

11013666 is an abundant number, since it is smaller than the sum of its proper divisors (11551422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11013666 is a wasteful number, since it uses less digits than its factorization.

11013666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44817.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 11013666 is about 3318.6843778823. The cubic root of 11013666 is about 222.4900706759.

Adding to 11013666 its reverse (66631011), we get a palindrome (77644677).

The spelling of 11013666 in words is "eleven million, thirteen thousand, six hundred sixty-six".