11173122 has 36 divisors (see below), whose sum is σ = 24822486. Its totient is φ = 3632160.

The previous prime is 11173111. The next prime is 11173133. The reversal of 11173122 is 22137111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11173111) and next prime (11173133).

It can be written as a sum of positive squares in only one way, i.e., 8767521 + 2405601 = 2961^2 + 1551^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11173095 and 11173104.

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 17 ways as a sum of consecutive naturals, for example, 39622 + ... + 39902.

Almost surely, 2^11173122 is an apocalyptic number.

11173122 is an abundant number, since it is smaller than the sum of its proper divisors (13649364).

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

11173122 is a wasteful number, since it uses less digits than its factorization.

11173122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 333 counting only the distinct ones).

The product of its digits is 84, while the sum is 18.

The square root of 11173122 is about 3342.6220246986. The cubic root of 11173122 is about 223.5586681412.

The spelling of 11173122 in words is "eleven million, one hundred seventy-three thousand, one hundred twenty-two".