12231004 has 12 divisors (see below), whose sum is σ = 21697984. Its totient is φ = 6031584.

The previous prime is 12231001. The next prime is 12231059. The reversal of 12231004 is 40013221.

12231004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20652 + ... + 21235.

Almost surely, 2^12231004 is an apocalyptic number.

It is an amenable number.

12231004 is a deficient number, since it is larger than the sum of its proper divisors (9466980).

12231004 is a wasteful number, since it uses less digits than its factorization.

12231004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41964 (or 41962 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 12231004 is about 3497.2852328628. The cubic root of 12231004 is about 230.4025967027.

Adding to 12231004 its reverse (40013221), we get a palindrome (52244225).

The spelling of 12231004 in words is "twelve million, two hundred thirty-one thousand, four".