11423000 has 32 divisors (see below), whose sum is σ = 26732160. Its totient is φ = 4568800.

The previous prime is 11422991. The next prime is 11423003. The reversal of 11423000 is 32411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423003) by changing a digit.

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, 4712 + ... + 6711.

It is an arithmetic number, because the mean of its divisors is an integer number (835380).

Almost surely, 2^11423000 is an apocalyptic number.

11423000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11423000 is an abundant number, since it is smaller than the sum of its proper divisors (15309160).

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

11423000 is a wasteful number, since it uses less digits than its factorization.

11423000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11444 (or 11430 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 11423000 is about 3379.7928930631. The cubic root of 11423000 is about 225.2129670830.

Adding to 11423000 its reverse (32411), we get a palindrome (11455411).

The spelling of 11423000 in words is "eleven million, four hundred twenty-three thousand".