11277172 has 24 divisors (see below), whose sum is σ = 20734560. Its totient is φ = 5359200.

The previous prime is 11277169. The next prime is 11277229. The reversal of 11277172 is 27177211.

It is a self number, because there is not a number n which added to its sum of digits gives 11277172.

It is a congruent number.

It is an unprimeable number.

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, 7047 + ... + 8497.

It is an arithmetic number, because the mean of its divisors is an integer number (863940).

Almost surely, 2^11277172 is an apocalyptic number.

It is an amenable number.

11277172 is a deficient number, since it is larger than the sum of its proper divisors (9457388).

11277172 is a wasteful number, since it uses less digits than its factorization.

11277172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551 (or 1549 counting only the distinct ones).

The product of its digits is 1372, while the sum is 28.

The square root of 11277172 is about 3358.1500859848. The cubic root of 11277172 is about 224.2504904028.

It can be divided in two parts, 11277 and 172, that added together give a square (11449 = 107²).

The spelling of 11277172 in words is "eleven million, two hundred seventy-seven thousand, one hundred seventy-two".