11120009 has 2 divisors, whose sum is σ = 11120010. Its totient is φ = 11120008.

The previous prime is 11119987. The next prime is 11120033. The reversal of 11120009 is 90002111.

11120009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10725625 + 394384 = 3275^2 + 628^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120009 - 2⁸ = 11119753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11119975 and 11120002.

It is not a weakly prime, because it can be changed into another prime (11120069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560004 + 5560005.

It is an arithmetic number, because the mean of its divisors is an integer number (5560005).

Almost surely, 2^11120009 is an apocalyptic number.

It is an amenable number.

11120009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120009 is an equidigital number, since it uses as much as digits as its factorization.

11120009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 11120009 is about 3334.6677495667. The cubic root of 11120009 is about 223.2038662010.

The spelling of 11120009 in words is "eleven million, one hundred twenty thousand, nine".