12252543 has 8 divisors (see below), whose sum is σ = 16533888. Its totient is φ = 8069784.

The previous prime is 12252523. The next prime is 12252551. The reversal of 12252543 is 34525221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-12252543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12252503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24355 + ... + 24852.

It is an arithmetic number, because the mean of its divisors is an integer number (2066736).

Almost surely, 2^12252543 is an apocalyptic number.

12252543 is a deficient number, since it is larger than the sum of its proper divisors (4281345).

12252543 is an equidigital number, since it uses as much as digits as its factorization.

12252543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49293.

The product of its digits is 2400, while the sum is 24.

The square root of 12252543 is about 3500.3632668625. The cubic root of 12252543 is about 230.5377649816.

Adding to 12252543 its reverse (34525221), we get a palindrome (46777764).

The spelling of 12252543 in words is "twelve million, two hundred fifty-two thousand, five hundred forty-three".