11171422 has 12 divisors (see below), whose sum is σ = 17519040. Its totient is φ = 5342348.

The previous prime is 11171401. The next prime is 11171429. The reversal of 11171422 is 22417111.

It is a self number, because there is not a number n which added to its sum of digits gives 11171422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11171429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4222 + ... + 6337.

It is an arithmetic number, because the mean of its divisors is an integer number (1459920).

Almost surely, 2^11171422 is an apocalyptic number.

11171422 is a deficient number, since it is larger than the sum of its proper divisors (6347618).

11171422 is a wasteful number, since it uses less digits than its factorization.

11171422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10607 (or 10584 counting only the distinct ones).

The product of its digits is 112, while the sum is 19.

The square root of 11171422 is about 3342.3677236354. The cubic root of 11171422 is about 223.5473293524.

Adding to 11171422 its reverse (22417111), we get a palindrome (33588533).

The spelling of 11171422 in words is "eleven million, one hundred seventy-one thousand, four hundred twenty-two".