11131066 has 16 divisors (see below), whose sum is σ = 17180064. Its totient is φ = 5405904.

The previous prime is 11131063. The next prime is 11131069. The reversal of 11131066 is 66013111.

11131066 = 164² + 165² + ... + 335².

It is an interprime number because it is at equal distance from previous prime (11131063) and next prime (11131069).

It is not an unprimeable number, because it can be changed into a prime (11131061) 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 7 ways as a sum of consecutive naturals, for example, 29656 + ... + 30028.

It is an arithmetic number, because the mean of its divisors is an integer number (1073754).

Almost surely, 2^11131066 is an apocalyptic number.

11131066 is a deficient number, since it is larger than the sum of its proper divisors (6048998).

11131066 is a wasteful number, since it uses less digits than its factorization.

11131066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 11131066 is about 3336.3252239552. The cubic root of 11131066 is about 223.2778214051.

Adding to 11131066 its reverse (66013111), we get a palindrome (77144177).

The spelling of 11131066 in words is "eleven million, one hundred thirty-one thousand, sixty-six".