11006506 has 8 divisors (see below), whose sum is σ = 18868320. Its totient is φ = 4717068.

The previous prime is 11006503. The next prime is 11006521. The reversal of 11006506 is 60560011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11006506² = 242286348656072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11006503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393076 + ... + 393103.

It is an arithmetic number, because the mean of its divisors is an integer number (2358540).

Almost surely, 2^11006506 is an apocalyptic number.

11006506 is a deficient number, since it is larger than the sum of its proper divisors (7861814).

11006506 is an equidigital number, since it uses as much as digits as its factorization.

11006506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786188.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11006506 is about 3317.6054617751. The cubic root of 11006506 is about 222.4418465199.

Adding to 11006506 its reverse (60560011), we get a palindrome (71566517).

The spelling of 11006506 in words is "eleven million, six thousand, five hundred six".