11206005 has 32 divisors (see below), whose sum is σ = 18772608. Its totient is φ = 5702400.

The previous prime is 11205979. The next prime is 11206021. The reversal of 11206005 is 50060211.

It is not a de Polignac number, because 11206005 - 2¹⁶ = 11140469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33690 + ... + 34020.

It is an arithmetic number, because the mean of its divisors is an integer number (586644).

Almost surely, 2^11206005 is an apocalyptic number.

11206005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11206005 is a deficient number, since it is larger than the sum of its proper divisors (7566603).

11206005 is a wasteful number, since it uses less digits than its factorization.

11206005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 11206005 is about 3347.5371543868. The cubic root of 11206005 is about 223.7777677428. Note that the first 4 decimals are identical.

Adding to 11206005 its reverse (50060211), we get a palindrome (61266216).

The spelling of 11206005 in words is "eleven million, two hundred six thousand, five".