12468535 has 4 divisors (see below), whose sum is σ = 14962248. Its totient is φ = 9974824.

The previous prime is 12468457. The next prime is 12468557. The reversal of 12468535 is 53586421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53586421 = 7 ⋅7655203.

It is a cyclic number.

It is not a de Polignac number, because 12468535 - 2¹⁵ = 12435767 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12468535.

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, 1246849 + ... + 1246858.

It is an arithmetic number, because the mean of its divisors is an integer number (3740562).

Almost surely, 2^12468535 is an apocalyptic number.

12468535 is a deficient number, since it is larger than the sum of its proper divisors (2493713).

12468535 is an equidigital number, since it uses as much as digits as its factorization.

12468535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493712.

The product of its digits is 28800, while the sum is 34.

The square root of 12468535 is about 3531.0812791552. The cubic root of 12468535 is about 231.8845479367.

The spelling of 12468535 in words is "twelve million, four hundred sixty-eight thousand, five hundred thirty-five".