12465039 has 4 divisors (see below), whose sum is σ = 16620056. Its totient is φ = 8310024.

The previous prime is 12465001. The next prime is 12465049. The reversal of 12465039 is 93056421.

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

It is not a de Polignac number, because 12465039 - 2¹⁶ = 12399503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12464997 and 12465015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12465049) 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, 2077504 + ... + 2077509.

It is an arithmetic number, because the mean of its divisors is an integer number (4155014).

Almost surely, 2^12465039 is an apocalyptic number.

12465039 is a deficient number, since it is larger than the sum of its proper divisors (4155017).

12465039 is an equidigital number, since it uses as much as digits as its factorization.

12465039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4155016.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 12465039 is about 3530.5862119484. The cubic root of 12465039 is about 231.8628735337.

The spelling of 12465039 in words is "twelve million, four hundred sixty-five thousand, thirty-nine".