11180012 has 6 divisors (see below), whose sum is σ = 19565028. Its totient is φ = 5590004.

The previous prime is 11180011. The next prime is 11180041. The reversal of 11180012 is 21008111.

It is not an unprimeable number, because it can be changed into a prime (11180011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1397498 + ... + 1397505.

It is an arithmetic number, because the mean of its divisors is an integer number (3260838).

Almost surely, 2^11180012 is an apocalyptic number.

It is an amenable number.

11180012 is a deficient number, since it is larger than the sum of its proper divisors (8385016).

11180012 is a wasteful number, since it uses less digits than its factorization.

11180012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795007 (or 2795005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

The square root of 11180012 is about 3343.6524939054. The cubic root of 11180012 is about 223.6046118120.

Adding to 11180012 its reverse (21008111), we get a palindrome (32188123).

The spelling of 11180012 in words is "eleven million, one hundred eighty thousand, twelve".