12346039 has 4 divisors (see below), whose sum is σ = 12360024. Its totient is φ = 12332056.

The previous prime is 12346021. The next prime is 12346073. The reversal of 12346039 is 93064321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93064321 = 7 ⋅13294903.

It is a cyclic number.

It is not a de Polignac number, because 12346039 - 2⁹ = 12345527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12345998 and 12346016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12346099) 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, 5572 + ... + 7465.

It is an arithmetic number, because the mean of its divisors is an integer number (3090006).

Almost surely, 2^12346039 is an apocalyptic number.

12346039 is a deficient number, since it is larger than the sum of its proper divisors (13985).

12346039 is an equidigital number, since it uses as much as digits as its factorization.

12346039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13984.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 12346039 is about 3513.6930713994. The cubic root of 12346039 is about 231.1226711752.

The spelling of 12346039 in words is "twelve million, three hundred forty-six thousand, thirty-nine".