12503046 has 16 divisors (see below), whose sum is σ = 25113600. Its totient is φ = 4149768.

The previous prime is 12503027. The next prime is 12503047. The reversal of 12503046 is 64030521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12503047) 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, 2926 + ... + 5793.

It is an arithmetic number, because the mean of its divisors is an integer number (1569600).

Almost surely, 2^12503046 is an apocalyptic number.

12503046 is an abundant number, since it is smaller than the sum of its proper divisors (12610554).

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

12503046 is a wasteful number, since it uses less digits than its factorization.

12503046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8963.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 12503046 is about 3535.9646491446. The cubic root of 12503046 is about 232.0982911891.

Adding to 12503046 its reverse (64030521), we get a palindrome (76533567).

The spelling of 12503046 in words is "twelve million, five hundred three thousand, forty-six".