11130012 has 18 divisors (see below), whose sum is σ = 28134288. Its totient is φ = 3709992.

The previous prime is 11130001. The next prime is 11130043. The reversal of 11130012 is 21003111.

11130012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11129976 and 11130003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 154548 + ... + 154619.

It is an arithmetic number, because the mean of its divisors is an integer number (1563016).

Almost surely, 2^11130012 is an apocalyptic number.

11130012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11130012 is an abundant number, since it is smaller than the sum of its proper divisors (17004276).

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

11130012 is a wasteful number, since it uses less digits than its factorization.

11130012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309177 (or 309172 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 11130012 is about 3336.1672619939. The cubic root of 11130012 is about 223.2707737947.

Adding to 11130012 its reverse (21003111), we get a palindrome (32133123).

The spelling of 11130012 in words is "eleven million, one hundred thirty thousand, twelve".