11310172 has 12 divisors (see below), whose sum is σ = 19938240. Its totient is φ = 5613536.

The previous prime is 11310163. The next prime is 11310179. The reversal of 11310172 is 27101311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310179) 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 3 ways as a sum of consecutive naturals, for example, 9772 + ... + 10867.

It is an arithmetic number, because the mean of its divisors is an integer number (1661520).

Almost surely, 2^11310172 is an apocalyptic number.

It is an amenable number.

11310172 is a deficient number, since it is larger than the sum of its proper divisors (8628068).

11310172 is a wasteful number, since it uses less digits than its factorization.

11310172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20780 (or 20778 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 11310172 is about 3363.0599162073. The cubic root of 11310172 is about 224.4690162150.

Adding to 11310172 its reverse (27101311), we get a palindrome (38411483).

The spelling of 11310172 in words is "eleven million, three hundred ten thousand, one hundred seventy-two".