12415651403 has 4 divisors (see below), whose sum is σ = 13069106760. Its totient is φ = 11762196048.

The previous prime is 12415651351. The next prime is 12415651421. The reversal of 12415651403 is 30415651421.

12415651403 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.

It is a cyclic number.

It is not a de Polignac number, because 12415651403 - 2³² = 8120684107 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 12415651403.

It is not an unprimeable number, because it can be changed into a prime (12415651103) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 326727650 + ... + 326727687.

It is an arithmetic number, because the mean of its divisors is an integer number (3267276690).

Almost surely, 2^12415651403 is an apocalyptic number.

12415651403 is a deficient number, since it is larger than the sum of its proper divisors (653455357).

12415651403 is an equidigital number, since it uses as much as digits as its factorization.

12415651403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653455356.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 12415651403 in words is "twelve billion, four hundred fifteen million, six hundred fifty-one thousand, four hundred three".