11281006 has 16 divisors (see below), whose sum is σ = 18568368. Its totient is φ = 5097600.

The previous prime is 11281001. The next prime is 11281009. The reversal of 11281006 is 60018211.

It is a super-2 number, since 2×11281006² = 254522192744072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11281001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2566 + ... + 5398.

It is an arithmetic number, because the mean of its divisors is an integer number (1160523).

Almost surely, 2^11281006 is an apocalyptic number.

11281006 is a deficient number, since it is larger than the sum of its proper divisors (7287362).

11281006 is a wasteful number, since it uses less digits than its factorization.

11281006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3027.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 11281006 is about 3358.7208874808. The cubic root of 11281006 is about 224.2759009981.

Adding to 11281006 its reverse (60018211), we get a palindrome (71299217).

It can be divided in two parts, 112 and 81006, that added together give a palindrome (81118).

The spelling of 11281006 in words is "eleven million, two hundred eighty-one thousand, six".