12425615 has 4 divisors (see below), whose sum is σ = 14910744. Its totient is φ = 9940488.

The previous prime is 12425597. The next prime is 12425629. The reversal of 12425615 is 51652421.

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 12425615 - 2⁶ = 12425551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1242557 + ... + 1242566.

It is an arithmetic number, because the mean of its divisors is an integer number (3727686).

Almost surely, 2^12425615 is an apocalyptic number.

12425615 is a deficient number, since it is larger than the sum of its proper divisors (2485129).

12425615 is an equidigital number, since it uses as much as digits as its factorization.

12425615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485128.

The product of its digits is 2400, while the sum is 26.

The square root of 12425615 is about 3524.9985815600. The cubic root of 12425615 is about 231.6181727134.

The spelling of 12425615 in words is "twelve million, four hundred twenty-five thousand, six hundred fifteen".