11147012 has 6 divisors (see below), whose sum is σ = 19507278. Its totient is φ = 5573504.

The previous prime is 11147009. The next prime is 11147021. The reversal of 11147012 is 21074111.

It can be written as a sum of positive squares in only one way, i.e., 10329796 + 817216 = 3214^2 + 904^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1393373 + ... + 1393380.

It is an arithmetic number, because the mean of its divisors is an integer number (3251213).

Almost surely, 2^11147012 is an apocalyptic number.

It is an amenable number.

11147012 is a deficient number, since it is larger than the sum of its proper divisors (8360266).

11147012 is a wasteful number, since it uses less digits than its factorization.

11147012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786757 (or 2786755 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 11147012 is about 3338.7141237309. The cubic root of 11147012 is about 223.3843906929.

The spelling of 11147012 in words is "eleven million, one hundred forty-seven thousand, twelve".