23011104 has 24 divisors (see below), whose sum is σ = 60404400. Its totient is φ = 7670336.

The previous prime is 23011103. The next prime is 23011111. The reversal of 23011104 is 40111032.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 23011104.

It is not an unprimeable number, because it can be changed into a prime (23011103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119754 + ... + 119945.

It is an arithmetic number, because the mean of its divisors is an integer number (2516850).

Almost surely, 2^23011104 is an apocalyptic number.

23011104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

23011104 is an abundant number, since it is smaller than the sum of its proper divisors (37393296).

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

23011104 is a wasteful number, since it uses less digits than its factorization.

23011104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239712 (or 239704 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 23011104 is about 4796.9890556473. The cubic root of 23011104 is about 284.4324562728.

Adding to 23011104 its reverse (40111032), we get a palindrome (63122136).

The spelling of 23011104 in words is "twenty-three million, eleven thousand, one hundred four".