12503452 has 24 divisors (see below), whose sum is σ = 23856336. Its totient is φ = 5699328.

The previous prime is 12503441. The next prime is 12503461. The reversal of 12503452 is 25430521.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2868 + ... + 5764.

It is an arithmetic number, because the mean of its divisors is an integer number (994014).

Almost surely, 2^12503452 is an apocalyptic number.

It is an amenable number.

12503452 is a deficient number, since it is larger than the sum of its proper divisors (11352884).

12503452 is a wasteful number, since it uses less digits than its factorization.

12503452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2997 (or 2995 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 12503452 is about 3536.0220587547. The cubic root of 12503452 is about 232.1008034005.

Adding to 12503452 its reverse (25430521), we get a palindrome (37933973).

The spelling of 12503452 in words is "twelve million, five hundred three thousand, four hundred fifty-two".