12725959 has 4 divisors (see below), whose sum is σ = 12849616. Its totient is φ = 12602304.

The previous prime is 12725939. The next prime is 12725971. The reversal of 12725959 is 95952721.

12725959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95952721 = 163 ⋅588667.

It is a cyclic number.

It is not a de Polignac number, because 12725959 - 2¹⁹ = 12201671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12725939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61674 + ... + 61879.

It is an arithmetic number, because the mean of its divisors is an integer number (3212404).

Almost surely, 2^12725959 is an apocalyptic number.

12725959 is a deficient number, since it is larger than the sum of its proper divisors (123657).

12725959 is a wasteful number, since it uses less digits than its factorization.

12725959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123656.

The product of its digits is 56700, while the sum is 40.

The square root of 12725959 is about 3567.3462125227. The cubic root of 12725959 is about 233.4695107584.

The spelling of 12725959 in words is "twelve million, seven hundred twenty-five thousand, nine hundred fifty-nine".