11172306 has 16 divisors (see below), whose sum is σ = 22391424. Its totient is φ = 3716304.

The previous prime is 11172289. The next prime is 11172311. The reversal of 11172306 is 60327111.

It is an unprimeable number.

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, 1671 + ... + 5013.

It is an arithmetic number, because the mean of its divisors is an integer number (1399464).

Almost surely, 2^11172306 is an apocalyptic number.

It is a pronic number, being equal to 3342×3343.

11172306 is an abundant number, since it is smaller than the sum of its proper divisors (11219118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11172306 is a wasteful number, since it uses less digits than its factorization.

11172306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3905.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 11172306 is about 3342.4999626028. The cubic root of 11172306 is about 223.5532256661.

Adding to 11172306 its reverse (60327111), we get a palindrome (71499417).

The spelling of 11172306 in words is "eleven million, one hundred seventy-two thousand, three hundred six".