11506106 has 4 divisors (see below), whose sum is σ = 17259162. Its totient is φ = 5753052.

The previous prime is 11506097. The next prime is 11506139. The reversal of 11506106 is 60160511.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 11498881 + 7225 = 3391^2 + 85^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2876525 + ... + 2876528.

Almost surely, 2^11506106 is an apocalyptic number.

11506106 is a deficient number, since it is larger than the sum of its proper divisors (5753056).

11506106 is an equidigital number, since it uses as much as digits as its factorization.

11506106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753055.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 11506106 is about 3392.0651526762. The cubic root of 11506106 is about 225.7578134975.

Adding to 11506106 its reverse (60160511), we get a palindrome (71666617).

The spelling of 11506106 in words is "eleven million, five hundred six thousand, one hundred six".