11205011 has 4 divisors (see below), whose sum is σ = 11331000. Its totient is φ = 11079024.

The previous prime is 11204993. The next prime is 11205017. The reversal of 11205011 is 11050211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11205011 - 2¹⁰ = 11203987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11204983 and 11205001.

It is not an unprimeable number, because it can be changed into a prime (11205017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62861 + ... + 63038.

It is an arithmetic number, because the mean of its divisors is an integer number (2832750).

Almost surely, 2^11205011 is an apocalyptic number.

11205011 is a deficient number, since it is larger than the sum of its proper divisors (125989).

11205011 is an equidigital number, since it uses as much as digits as its factorization.

11205011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125988.

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 11205011 is about 3347.3886837354. The cubic root of 11205011 is about 223.7711510024.

Adding to 11205011 its reverse (11050211), we get a palindrome (22255222).

The spelling of 11205011 in words is "eleven million, two hundred five thousand, eleven".