12543046 has 8 divisors (see below), whose sum is σ = 19133640. Its totient is φ = 6165168.

The previous prime is 12542989. The next prime is 12543053. The reversal of 12543046 is 64034521.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12543046.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53031 + ... + 53266.

It is an arithmetic number, because the mean of its divisors is an integer number (2391705).

Almost surely, 2^12543046 is an apocalyptic number.

12543046 is a deficient number, since it is larger than the sum of its proper divisors (6590594).

12543046 is a wasteful number, since it uses less digits than its factorization.

12543046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106358.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 12543046 is about 3541.6162976810. The cubic root of 12543046 is about 232.3455389067.

Adding to 12543046 its reverse (64034521), we get a palindrome (76577567).

The spelling of 12543046 in words is "twelve million, five hundred forty-three thousand, forty-six".