11170423 has 24 divisors (see below), whose sum is σ = 13441680. Its totient is φ = 9192960.

The previous prime is 11170421. The next prime is 11170427. The reversal of 11170423 is 32407111.

It is not a de Polignac number, because 11170423 - 2¹ = 11170421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11170423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11170421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115111 + ... + 115207.

It is an arithmetic number, because the mean of its divisors is an integer number (560070).

Almost surely, 2^11170423 is an apocalyptic number.

11170423 is a deficient number, since it is larger than the sum of its proper divisors (2271257).

11170423 is a wasteful number, since it uses less digits than its factorization.

11170423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 11170423 is about 3342.2182753375. The cubic root of 11170423 is about 223.5406656099.

Adding to 11170423 its reverse (32407111), we get a palindrome (43577534).

The spelling of 11170423 in words is "eleven million, one hundred seventy thousand, four hundred twenty-three".