11145823 has 8 divisors (see below), whose sum is σ = 12525408. Its totient is φ = 9840864.

The previous prime is 11145817. The next prime is 11145839. The reversal of 11145823 is 32854111.

11145823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11145823 - 2¹³ = 11137631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11145023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18340 + ... + 18937.

It is an arithmetic number, because the mean of its divisors is an integer number (1565676).

Almost surely, 2^11145823 is an apocalyptic number.

11145823 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11145823 is a deficient number, since it is larger than the sum of its proper divisors (1379585).

11145823 is a wasteful number, since it uses less digits than its factorization.

11145823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37313.

The product of its digits is 960, while the sum is 25.

The square root of 11145823 is about 3338.5360564175. The cubic root of 11145823 is about 223.3764479520.

Adding to 11145823 its reverse (32854111), we get a palindrome (43999934).

The spelling of 11145823 in words is "eleven million, one hundred forty-five thousand, eight hundred twenty-three".