Adding to 12403104 its reverse (40130421), we get a palindrome (52533525).
It is a tau number, because it is divible by the number of its divisors (48).
It is an unprimeable number.
Almost surely, 212403104 is an apocalyptic number.
12403104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12403104 is a wasteful number, since it uses less digits than its factorization.
12403104 is an evil number, because the sum of its binary digits is even.
The square root of 12403104 is about 3521.8040831369. The cubic root of 12403104 is about 231.4782169715.
The spelling of 12403104 in words is "twelve million, four hundred three thousand, one hundred four".