12465655 has 16 divisors (see below), whose sum is σ = 15873984. Its totient is φ = 9377280.

The previous prime is 12465623. The next prime is 12465671. The reversal of 12465655 is 55656421.

It is not a de Polignac number, because 12465655 - 2⁵ = 12465623 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 12465655.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6127 + ... + 7903.

It is an arithmetic number, because the mean of its divisors is an integer number (992124).

Almost surely, 2^12465655 is an apocalyptic number.

12465655 is a deficient number, since it is larger than the sum of its proper divisors (3408329).

12465655 is a wasteful number, since it uses less digits than its factorization.

12465655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866.

The product of its digits is 36000, while the sum is 34.

The square root of 12465655 is about 3530.6734485081. The cubic root of 12465655 is about 231.8666928873.

The spelling of 12465655 in words is "twelve million, four hundred sixty-five thousand, six hundred fifty-five".