12598943 has 4 divisors (see below), whose sum is σ = 14398800. Its totient is φ = 10799088.

The previous prime is 12598939. The next prime is 12598951. The reversal of 12598943 is 34989521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12598943 - 2² = 12598939 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 12598943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12598903) by changing a digit.

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, 899918 + ... + 899931.

It is an arithmetic number, because the mean of its divisors is an integer number (3599700).

Almost surely, 2^12598943 is an apocalyptic number.

12598943 is a deficient number, since it is larger than the sum of its proper divisors (1799857).

12598943 is an equidigital number, since it uses as much as digits as its factorization.

12598943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799856.

The product of its digits is 77760, while the sum is 41.

The square root of 12598943 is about 3549.4989787293. The cubic root of 12598943 is about 232.6901700745.

The spelling of 12598943 in words is "twelve million, five hundred ninety-eight thousand, nine hundred forty-three".